Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
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Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
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Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
A model genetic system, the fern Ceratopteris richardii
Thyroid System
With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ...
A fuel-pressure graph after key on, engine off (KOEO) on a TBI system.
![Chickenpox rash. (Centers for Disease Control and Prevention [CDC]/Ann Cain)](https://biology-forums.com/gallery/30/medium_548020_08_06_17_10_52_37_306981954.jpeg)
Chickenpox rash. (Centers for Disease Control and Prevention [CDC]/Ann Cain)
Function divisions of nervous system