Did you know?
Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.
Did you know?
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.
Walrus using its tusks to hang on breathing hole in the ice near St. Lawrence Island, Bering Sea
Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
A medical assistant wearing PPE—gown, face shield, and gloves.
Mechanisms of active and passive immunity
Breathing and Respiration
A government of Ontario 364-day T-bills with a face value of $50 000 were purchased on January ...