Free radicals: are they a chemical link to disease and aging?

Article Abstract:

Free radicals, or unstable chemicals, in the human body may promote diseases such as cancer, heart disease, and Alzheimer's disease. While free radicals are an important research topic, no effective way to combat the bad affects has been discovered.

Aging, Causes of

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Antioxidants: what are they? Can they keep you healthy?

Article Abstract:

Antioxidants, including vitamin C, Vitamin E and beta carotene, may block the harmful effects of free radicals in the body's cells. Scientists are studying their ability to protect against cardiovascular disease, cancer and cataracts.

Cardiovascular diseases, Prevention, Cataract, Cancer, Cancer prevention, Antioxidants, Antioxidants (Nutrients), Cataracts

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Infection

Article Abstract:

Bacteria cause life-threatening diseases such as meningitis and tuberculosis. Although antibiotics are effective in combating bacteria, new strains which are drug-resistant also emerge from prolonged exposure to antibiotics.

Analysis, Physiological aspects, Drug resistance in microorganisms, Microbial drug resistance, Bacteria

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