Search Results | disease

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Have you ever wondered why people knock on wood for luck? Like many superstitions, the answer goes back as far as pagan rituals.

For some, the holidays are time of good cheer. For others, they're a season of anxiety and loneliness. Does that translate to a higher suicide rate?

Do you know how the body absorbs vitamins from food, capsules and tablets? See how the body absorbs vitamins at HowStuffWorks.

Can varicose veins lead to blood clots? Find out if varicose veins can lead to blood clots and serious medical conditions.

Does exercising affect varicose veins? Find out how exercising affects varicose veins and whether it's an effective treatment.

How bad is it for you to go without socks? HowStuffWorks looks at the sweaty, smelly reason.

Kefir is a fermented milk drink, full of good gut bacteria, said to lower blood sugar and bad cholesterol. HowStuffWorks looks at the health claims.

All dogs need baths. But how often? And can you bathe them too much? HowStuffWorks finds out.

Fish, especially salmon, include omega-3 fatty acids that are beneficial to skin. We explain why eating fish can give you a glowing complexion.

It can be embarrassing, but it also may be a survival skill. Why do some people get flushed when they drink? Learn more at HowStuffWorks.

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