Tinea Cruris (Jock Itch) Description Tinea cruris is an infection of the skin in the groin with one of several types of fungus. These fungi thrive in the groin, where…

Tendinitis and Tenosynovitis Description Painful inflammation of a tendon is called tendinitis, and painful inflammation of the lining of the tendon sheath is called tenosynovitis. Inflammation of both often occurs…

Sprain Description A sprain is a stretched or torn ligament, and sprains occur most commonly around the ankles, knees, or fingers, although any joint ligament can be sprained. Ligaments work…

Sports Anemia Description Anemia is a condition in which hemoglobin in the blood is decreased. Hemoglobin is the oxygen-carrying molecule of the body, and decreases in hemoglobin mean muscles and…

Sodium Bicarbonate Description Sodium bicarbonate is a substance that can buffer acids formed in the body. When athletes exercise, they make acids as part of the breakdown of sugars and…

Runner’s Trots Description Runner’s trots is the common name for runner’s diarrhea, often seen during distance races or workouts. This condition can be caused by hormones and enzymes that are…

Rashes Description Rashes are caused by various problems, some of which can be prevented or treated. Common causes include moisture, friction, heat, cold, sunlight, infections, allergies, and certain medications. Many…