Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
A web of life
Ernst Haeckel's Tree of Life (1879)
Varus Stress Test
The life cycle of Dictyostelium
Pregnancy Life
Life cycle of the beef tapeworm (Taenia saginata).