antioxidants and their role in human life

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Antioxidants
Antioxidants are substances that may protect your cells against the effects of free radicals. Free radicals are molecules produced when your body breaks down food, or by environmental exposures like tobacco smoke and radiation. Free radicals can damage cells, and may play a role in heart disease, cancer and other diseases.
Antioxidant substances include:
Beta-carotene
Lutein
Lycopene
Selenium
Vitamin A
Vitamin C
Vitamin E
Antioxidants are found in many foods. These include fruits and vegetables, nuts, grains, and some meats, poultry and fish.Green tea is a good antioxidant as well as fruit juices.

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Benefits of Antioxidants: Slows Aging, Eliminate Free Radicals
Antioxidants are known to prevent various types of diseases.

Antioxidants even slow down the aging process and fight the effects of free radicals. Free radical damage is believed to cause around 60 human diseases including, decline of immune system, cancer and heart disease and therefore a comprehensive antioxidant program is the key element for continual good health.
We outline some basic information on antioxidants here in this section.
Free Radicals and antioxidants, Antioxidants and Oxygen, The Role of Lipids, Vitamin A, Beta Carotene, Vitamin C, Vitamin E, Selenium, Pycnogenol, Co-enzyme Q-10, Antioxidant Enzymes

Antioxidants function most effectively when they are taken together and they mutually enhance each other’s actions. It is impossible to determine as to which nutrient affects what, individually.
They benefit the body by working together.

Antioxidants from natural food sources should be considered before our diets are supplemented with synthetic vitamins, minerals and other nutrients. We can maintain good health by eating grains, fruits and vegetables. It provides complete nutrition and satisfies the fiber necessity of our body. Increased incidence of cancer is associated with inadequate consumption of fruits and vegetables. It is important to remember that a good diet can never be replaced with supplements.
Exercise and Antioxidants

For the body to function optimally, regular exercise is very important. If you are regularly involved in high-intensity exercises, you should take antioxidant supplements to protect yourself from danger, because rigorous exercising can increase Oxygen reactions and lead to free radical formation.

Antioxidants are found advantageous against aging process and against many diseases. Antioxidants help fight AIDS, Alzheimer’s, arthritis, atherosclerosis, cancer, cataracts, heart disease, hypertension, multiple sclerosis, Parkinson’s disease and others. It was concluded that an individual’s life would be longer if more antioxidants are found in the body. Antioxidants forms an important part of nutritional program, in order to live a healthy long life.