NUTRITION. A proper diet requires a balance of carbohydrates, fats, and proteins. In addition the body requires many phytochemicals, vitamins, minerals, enzymes, and water. Food Intake. Food energy measured in Calories Carbohydrates - obtained primarily through plants
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C (Ascorbic acid)Water soluble vitamins include
charged molecules that become oxidized by combining with oxygen or the removal of hydrogen, causing electron deficiency.
seek to regain the electron by removing it from other molecules, thus oxidizing them.
set up a chain reaction that may damage cell structures such as DNA, cell membranes, or needed enzymes.
Free radicals may be produced by normal metabolic processes, the immune system in response to disease, exposure to chemicals, toxins, or radiation. Free radical generation may be increased by exercise and stress.
Damage caused by free radical generation is a major cause of the degenerative effects of aging, may cause cancers, damage to arterial walls leading to heart disease and/or stroke, and lead to other degenerative diseases such as Alzheimer’s.
have a protective effect by neutralizing free radicals.
best known antioxidants are Vitamin C, Vitamin E, and beta carotene.
many others and possibly many yet to be discovered.
proper number, types, and balance of is an important part of nutrition.
Sum of all the chemical reactions occurring within the body
Oxidation of Glucose