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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Chest CT scan. The stringy, cobweblike area indicates lung damage from smoking that has resulted in Chest CT scan. The stringy, cobweblike area indicates lung damage from smoking that has resulted in
Health Risks Associated with Levels of Body Fat Health Risks Associated with Levels of Body Fat
Over the past four decades, the self-reported health of married men and women has remained high, ... Over the past four decades, the self-reported health of married men and women has remained high, ...
Types of Health Maintenance Organizations Types of Health Maintenance Organizations
Common Pathogens Associated with Health Care–Associated Infections Common Pathogens Associated with Health Care–Associated Infections
Carbon is constantly exchanged between large reservoirs in the lithosphere Carbon is constantly exchanged between large reservoirs in the lithosphere
Video: Ciliate conjugation Animation

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