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Increases weight loss speed
Drinking 2 glasses of water before eating speeds up weight loss by 44 percent. The research was done at Virginia Tech in 2010.
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Raises growth hormone
Training with sufficient fluid in body will decrease cortisol production and increase anabolic hormones, such as growth hormone. The French study was done in 2001.
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Burn extra calories
Body invests extra energy when absorbing water so drinking more burns calories. (Drinking too much water can be dangerous so it’s advised to drink if you’re thirsty or exercising). The study was done at University Medicine Berlin and published in the Journal of Clinical Endocrinology & Metabolism.
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Brain works better
Studying while having enough water in the body makes the brain perform better, especially short-term memory. The study was done at University of Wales Swansea and published in Appetite in 2009.
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Protects against heart attacks
The more water taken each day, the smaller the risk from a fatal heart attack or developing a cardiovascular disease. The opposite is also true, other liquids increased chances of dying from a heart attack. The study was done at Loma Linda University, USA in 2002.
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More endurance
Endurance athletes who drink water when they’re not thirsty perform better. The study was done at University of Sherbrooke in Canada in 2008.
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Burns less protein
If a body has enough water it will burn more fat and less proteins thus making water anabolic. The study was published in European journal of clinical nutrition in 2003.
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Detox
Drinking more water means more frequent trips to the bathroom and more sweat. Since the body uses these as means of getting rid of toxins, this means these harmful substances will stay less inside the body.
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Better skin complexion
Water moisturizes skin, the largest organ on the body. Aesthetic effects are also noticeable such as less deep wrinkles and smoother, glowing complexion. (See How to slow down the aging process?)
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Less kidney stones
More frequent trips to the bathroom will decrease chances of developing large kidney stones. (See How to keep my Kidneys Healthy?)
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Decreases neck pain and headaches
One of the most common symptoms of dehydration are neck pains and headaches. Drinking more water can prevent these mysterious painful symptoms.
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Better mood
A properly hydrated body functions optimally which will reflect on the mood, improving it.
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Men dehydrate faster than women
During running, men dehydrate 4 times faster than women. The Dutch study was done at the Radboud University Nijmegen in 2013.