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Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Terrestrial plants and animals can be characterized by analogous pathways for water gain and loss. Terrestrial plants and animals can be characterized by analogous pathways for water gain and loss.
Glaucoma. (a) A buildup of pressure within the eye cavities, often caused by a blockage of vessels t Glaucoma. (a) A buildup of pressure within the eye cavities, often caused by a blockage of vessels t
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Major causes of biodiversity loss Major causes of biodiversity loss
Loud Music and Hearing Loss Loud Music and Hearing Loss
Estimating Potential Blood Volume Loss (Part 1) Estimating Potential Blood Volume Loss (Part 1)
Video: Stomach peristalsis - Movement of Food Through the Small Intestine

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