Did you know?
Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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.
Hematuria. An analysis of urine is performed to evaluate kidney function. In this illustration, the
Cardiac catheterization. Insertion of a tube called a catheter through a blood vessel. In this examp
Adult Blood Pressure Guidelines
Smoke Concentration in London, 1585–1940
Blood Flow Through Capillaries
Valves in veins prevent the backflow of blood