The Real Reason You Should Drink Water Everyday | Dr. William Li
j133j9Yey3E • 2024-10-05
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Kind: captions Language: en today I'm going to talk about the five reasons for your health that you should be drinking water H2O every single day number one hydration number two it lowers your appetite before a meal number three water flushes out toxins number four it keeps your kidneys working and number five it keeps your mind sharp all right let's dive in you ready okay I'm going to go through this the reason number one one hydration now this might seem obvious to you but our bodies are made out of 60% water H2O if you weigh 150 lb that means 90 lbs of you is actually water that's about 11 gallons or if you want to actually translate that into the um bottles of a beverage that's 22 L bottles of a beverage your favorite beverage now think about it you have to maintain this amount of liquid in your body for your health every single day doesn't mean you have to drink at all you're going to keep a lot of it with you but we all lose about half of the liquid every day through urine stool in our sweat and of course that depends on how active we are if we're exercising and sweating a lot we're going to actually lose a little bit more if we're going to the bathroom a lot we're also going to lose a lot as well whether that's urine or stool got diarrhea you're actually flushing out a lot of water and by the way there is also evaporation from your skin and you lose about another half gallon invisibly through the humidified air as you exhale right so you know you go in front of a mirror you go right you'll see that uh the fog on the mirror that's water vapor that's coming out of your breath all right that part the evaporation uh the the humidity in your breath when you lose that that's called insensible loss of water you don't even know it all right so you lose 3/4 of a gallon of liquid every single day that you need to replenish and drinking water is the best and easiest way to be able to do it now there's water in food for example if you eat an apple there's some juice in an apple or if you're eating a tomato um or tomato sauce of course there's liquid in that um and if you're eating fish or chicken right um there's water in the flesh itself but that's not nearly enough to help you keep up with your hydration needs what your body actually needs so how much water should you actually drink for hydration well it's not as easy uh an answer as you'd think right so like it used to be drink 10 glasses 8 to 10 glasses of water a day and you'll be fine nope in fact different groups actually recommend different things the US Institute of medicine for example recommends 10 to 15 cups of water every day not necessarily correct um if you're a big person you might need more water if you're a superactive person at any size you might need more water so what I'm telling you is that you should drink just as much water as your body tells you to pay attention to your body signals if you feel thirsty you're probably low under water go ahead and drink something all right and obviously if you lose a lot of water you could feel dizzy or laded because you just don't have enough liquid in your body to keep up your blood pressure all right and you need that liquid in your circulation to be pumped to your brain so you could be lightheaded as well then drink some water there's no magic number that's right for everyone all right I know everybody wants to biohack and come up with their own unique number um listen uh I would tell you rather than count cups of what you're drinking here here's a simple trick to kind of know uh how well you're doing on a hydration level all right this is sort of like in every person's approach doesn't require any technology number one look at the color of your urine when you pee if it's clear maybe a little yellow you're probably well hydrated if your urine is dark hillow or even kind of like brownish all right maybe a little orangey you're definitely running behind on your fluids and it's time to drink some more water right so just looking at the toilet after pee is a kind of like a poor man's way every person's way easy way to check your own hydration all right now reason number two that drinking water should be done every day is that you might be surprised by this by drinking water can actually help you lose weight here's how it works when you drink water it actually lowers your appetite before a meal here's how this works whenever you're drinking water right I have a little cup of water here it's going down a hatch and that water if I kept on drinking it would stretch out the walls of my stomach okay and your stomach has these things called stretch receptors so they're sensitive to how stretchy they your your the wall is and when they're activated because your water has been stretching out the stomach wall that stretch receptor in your stomach tells your brain that you've got food something occupying your stomach so your brain then goes all right well probably eating let's slow down the appetite all right so when you drink water your pace of eating and the amount that you're going to feel like eating will go down as well now if you're consuming less calories you're eating less maybe eating more slowly then you're going to help it's going to help you lose weight all right and that's going to improve your metabolism so another reason that you actually should drink water now let me just tell you about that part of it though here's how you put this in action this is what I would recommend before meal if you want to use water water as kind of a lever to lose some weight have a tall glass of water uh just put it right in front of you and before you eat drink about half that glass of water all right before you Fork your food drink about half that tall glass and then when you eat don't wolf your food eat it slowly all right first drinking that half cup of water will stretch your stomach out it'll sing go into your brain that you've got stuff in your stomach slow down your appetite and then when you actually eat the food slowly it actually is going to give your stomach when it's actually getting food in it time to be able to signal to your brain with a hormone called leptin that it's time to slow down the appetite because we' got food in it right so there's two different ways one is tricking your body into thinking you actually have food and the other one's actually having food but it takes a little while for your stomach to Signal your brain so that's why never wo your food now I know a lot of people are used to eating super fast think about those healthiest cultures in the world the traditional Mediterranean diet and also the traditional Asian diet people are eating together they're taking their time to eat they're eating with you know um they're talking they're savoring their meal that's actually the best way to actually control your appetite all right it gives time for your stomach to Signal your brain reason number three that you should drink water every day water helps flesh toxins now let me explain to you whenever you drink water goes into your gut all right I'm going to do it right now goes right down water absorbed from the gut okay from your stomach and your intestines right into your bloodstream and once it's in your bloodstream right you've got more liquid in your bloodstream you've got more blood volume in your bloodstream that fluid has got to get filtered now the filtering takes place in two locations the first location is an organ it gets filtered in your liver your liver actually is your body's detox organ so the water gets filtered right out of there okay anything that you flush through that water into your liver is going to get filtered all right so you're actually putting pushing more liquid right through your detox system when you drink water and the second place that water gets filtered is in your kidneys now your kidney which is in the shape of a like a kidney bean all right located in your back lower back all right on both sides of your spine these are the filtering mechanisms of your body you have a swimming pool that has a filter in it that's what your kidney actually does the more water you drink the more filtering takes place because at the end of the day the kidney helps to balance the amount of water that's in your bloodstream as well so uh think about the sink that you like your kitchen sink you fill it with water the more water you have the more there is to drain and the more pressure there is to drain the the sink faster this is also going to help flesh toxins out of your body so one is that you're putting the the amount of fluid in your body through your liver which is a natural detox machine and the other one is actually flushing the water right through your kidney and the kidney actually releases toxins and things right out through the glow maruli these are the little filtration units in your kidney and then you just pee it right out okay reason number four you should drink uh water every day is that it keeps your kidneys working in good shape now as I just explained water that you drink helps flush your kidney and the kidney needs to be constantly flushed in order to be able to uh stay in shape I don't know if you've uh have a a bathroom uh in a house uh maybe that doesn't get used very often or maybe uh an extra house you have somewhere a vacation home or something or an apartment building if you don't flush that uh toilet eventually the plumbing is going to get rusty it's going to get flaky and crusty and dry out and then eventually that plumbing is not going to be working well same deal with your kidney your kidney needs to be constantly flushed in order to stay in good shape use it or lose it basically and plus your kidney does not like to be dried out so that's why dehydration is really bad if you got stuck in a desert someplace and had no water all right and you crawled around in addition to actually being parched and drying your blood volume out and your brain out eventually your kidneys would fail as well so drinking enough water replenishes your body with liquid and then your body will flush that water out through your kidneys and you keep your kidney in good shape by frankly giving them a a workout so think about your kidney as part of the plumbing system in order for your plumbing to work well it need it needs to have liquid water running through it um uh in order to for the pipes to stay clean uh for the pipes to stay intact uh so basically you're just you know taking a shower every day flushing a toilet running the sink that's what's happening to your kidneys is you're you're uh using the and exercising the flushing capacity all right now reason number five that you should drink water every day water keeps your mind sharp right so if you're surprised by that you shouldn't be your brain is 75% made out of water all right and in order for uh your brain to work now your water 75% water but the rest of it are neurons these are basically like an electrical system wired inside your skull with nerves that are firing continuously now you probably know this but the brain has two loes to it the left lobe and the right lobe each lobe is packed with neurons and it sits on your skull kind of like on a platter and then you've got the uh hindbrain going right behind it all right uh and that's actually coming goes right down um at the very end into your spinal cord all right the the spinal cord goes right up into the base of the brain that way this is actually packed with neurons electrical wiring and in order for the electricity to be running smoothly the brain can't be dried out it has to be kind of like a sponge it's got to be nice and moist in order for all those cells those nerve fibers um that have to connect perfectly and communicate with each other in order to be able to be that you to do that they have to be hydrated now Studies have shown that when the brain gets dehydrated guess what happens you lose your attention span right people who are like out in the desert they can't focus anymore uh affects memory as well and you know the bottom line is that pretty easy to get behind in your liquid and this by the way happens to elderly people if they're you know they don't have a caretaker or a family member who's actually watching out for them it's easy to get behind drinking water having liquid in your body and then you know then their brain gets uh relatively dehydrated and their attention span uh uh gets worse and their memory gets worse and you get more concerned uh over their state of mind and do they have Dementia or if they have dementia the hydration actually will make things even worse all right now so how is it that uh water actually plays a role uh for your nerves right I mean if it's really electrical circuits you put water in it and short out the circuit doesn't happen because the nerves are insulated but the water in your brain contains an electrolyte called sodium right I know you probably think of sodium in terms of high blood pressure but there's another role of sodium which is that it keeps the electricity running well in your nerves and you need sodium for your nerves to have the current for for normal brain function you dry out the brain the electrolytes like sodium shifts all right in and out of your brain tissue and this can cause your brain to shrink and can cause brain damage all right most people who drink some water and liquid that's not going to be a problem but what I'm trying to do is to give you a reason to think about the fact that drinking water regularly is actually very very important and in fact if you are so depleted from water to the point that your brain isn't working well lose your tension span your memory starts to go Guess what at that point your blood actually starts to get thick as well because obviously you don't have enough water in your bloodstream all right and then this is actually quite a dangerous situation because blood clots can form when the blood is really thick and if that happens in your brain boom you got real brain damage all right that's like a stroke so not trying to scare you I'm just trying to tell you that uh there's a big Continuum uh of having you know being well hydrated and eventually not paying enough attention and really really get getting hydrated so absolutely key for your health to stay hydrated not only for your kidneys but for your brain as well and if you want to keep your mind sharp and you want to have a good attention span you know and you want to be able to have a good memory got to stay hydrated all right good news is that when your body is hydrated your brain will be hydrated as well remember what I told you just check out um the color of your pee your urine that'll what you tell you a lot all right so I that's one of the ways that I do it it's a super simple way you don't need a a wearable that you figure that out all right hey there check this out I've got a special resource on the five science-based ways to lose fat that I made just for you and it's free many of us want to lose weight for our own reasons but I'm here to tell you that there's an even better reason to lose harmful excess visceral fat for your health and guess what in this resource I share the five things that anyone can do to lose harmful excess body fat all you have to do is click the link below to access the resource now back to the video now I got some extra Pro tips for you when it comes to drinking water all right number one even though you need to drink water all the time always make sure you're drinking potable water potable means drinkable safe to drink and the reason is this if the water isn't safe to drink if it's contaminated with bacteria and one that we in medicine always think about like in the emergency room if you drank ecoli all right um which comes from feces and contamin ated water all right um when you drink that ecoli gets in your system you're going to get sick and one of the things that's going to happen is you're going to have diarrhea all right and when you have diarrhea you really lose a lot of water so you don't want to actually drink water that might be contaminated with a bacteria uh and by the way in that same situation you're losing water through diarrhea you might not be able to find clean water to drink easily all right so this is actually a concern not for most people but if you're traveling uh on vacation in areas where water is known not to be safe to drink that's actually where you need to watch out you might want to bring your own container of water make sure that you have your own way of being hydrated and there are these like little kits where you can take dirty water and filter them and purify the water so you can drink it again all right now the one thing that a lot of people do is take plastic bottles of water right bottled water that's become so common these days I'm actually going to tell you not to drink out of um plastic bottle and the reason is we now know that plastic like a water bottle will shed microplastics right into that water we're consuming Plastics you know that recent Studies have shown that typical person in uh a country like the United States will consume so much plastic in the week it adds up to about a credit cards worth of plastic now the plastic doesn't only come from water bottles it comes from packaged food it comes from uh uh toothpaste it comes from skin cream it comes from shampoo all these things you know wind up getting little bits into our body um so we're actually consuming a lot it used to be that we didn't think that was going to be a problem or at least we didn't know that it was a problem recent Studies have now shown that microplastics that um that we eat can be found in our blood um it can get into our brain no doubt about it plasting your brain is not good for you in fact um there was a study that you showed you can measure like on a scale the amount of plastic that someone has by having comparing the weight of a brain on a scale from somebody who didn't consume a lot of plastic versus somebody who consumed a lot of plastic it tips the scale which is clearly not good we've also found microplastics in our uh not only in the bloodstream but in our blood vessels and specifically blood vessels that get narrowing and and uh they get clogged right cholesterol lipids as this is cardiovascular the disease the plastic can get embedded into those clogged walls as well and in fact one study actually showed that if people had plastic embedded stuck into these plaques inside the blood vessels their chances of having a a fatal heart attack was four times higher or heart attack or stroke um if they have it compared to people who didn't have the plastic embedded do we understand exactly what the plastic is doing nope it's a correlation but that's enough for me not to want to actually drink water out of a plas plastic bottle we've also found plastic in testicles it's actually even found in semen and get this man if you're listening to this or women if you want to should share uh something with a guy actually even found microplastic studying the tissue of a penis all right so this is all coming from you know all the plastic around us so I'm encouraging you guys everyone listening to this to cut down or cut out the amount of plastic that you use that you eat from plastic packaging but especially water bot water bottle because think about it like it's packed you know how long it's been sitting there with the plastic leeching into the water all right now one more thing and this might be uh the most important benefit of drinking water itself you get a hydrate um drinking water will help you swap out other things that you might drink as beverages so this is not a pro tip exactly it's a real Common Sense tip look you you might be wanting thirsty so what are you going to do you're going to reach for a soda right no or or juice sugar sweetened juice no don't do that if you drink water you're going to be cutting out you're going to be quenching your thirst but not actually doing it with uh sugar sweetened beverage whether it's soda or juice and not a diet soda either now regular soda not good for your health you probably heard me talk about this before but typical can of soda has regular soda has up to nine teaspoons of added sugar in it right you came to my house and uh I wanted to offer you something to drink and I gave you an empty cup and I put in nine teaspoons of cane sugar and I'm like here drink that you're going to say no way that's disgusting I'm not going to do it and yet we that's what's in a can of soda s right so you don't want to be overloading your metabolism having those extra empty calories um in order to be able to quench your thirst when a cup of water actually will do it just fine all right now the other thing about diet soda is because diet soda will contain artificial sweeteners circulos Spar came that kind of a thing all right uh and these artificial sweeteners have actually been shown now to damage and alter our gut microbiome our gut microbiome healthy gut bacteria very important for health our gut bacteria lowers inflammation boosts our good healthy immunity helps us heal from the inside out uh it right sizes and streamlines our metabolism including our insulin sensitivity how well our glucose gets absorbed into our body into our muscles and stored away in our fat and a good gut microbiome healthy microbiome text messages our brain and helps to release social hormones that actually make us uh feel better and puts us in a better mood so you don't want to be messing with that all right uh that's one of the reasons why artificial sweeteners really in my mind uh should you should should like really try to avoid those um at all at all costs so water a much better choice than commercial fruit juice or sodas regular or Diet so drink water to be healthy I hope you learned something new from this video thanks for watching and I'll see you on the next video Dr Lee out hi there if you enjoyed watching this video I know you'll love the next one stay here and check it out and I'll see you there are
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