The adult human body is 50 to 60 percent water by weight.Water plays a role in all the body's functions, including metabolism and other cell functions, digestion, delivery of nutrients, removal of waste,temperature regulation, and lubrication and cushioning of joints and tissues.

Water forms a large part of most of the food we eat and all the beverages we drink. The body is good at regulating its own water content and tells us when we need more by making us feel thirsty.This signal should not be ignored. Even better is to drink enough fluids to prevent feeling thirsty. Required daily water intake varies greatly from person to person, depending on age, level of activity, and environmental factors such as heat.The common recommendation of 8 glasses of water a day is not enough for some people, such as athletes and others who exercise strenuously, and is too much for others, such as older, sedentary adults.


A phytochemical is any of several hundred compounds that are found in foods in tiny amounts and may help reduce the chance of cancer or heart disease. The list of phy-tochemicals includes flavonoids, isoflavonoids, phenols, lycopene, indoles, dithiolthiones, and sulfora-phane. These chemicals are not yet well understood, and research is continuing. Phytochemicals are found most abundantly in whole grains, fruits, and vegetables.

Continue reading here: The Balanced Diet

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