Sudden dizziness, feeling faint and sometimes fainting experienced after exercising in the heat. The skin appears pale and sweaty but is generally moist and cool. The pulse may be weakened, and the heart rate is usually rapid. Body temperature is normal.
- Heat stroke
A core body temperature that rises above 104 F (40 C) accompanied by hot, dry skin and central nervous system abnormalities such as delirium, convulsions, or coma. Heat stroke that results from exposure to a high environmental temperature is called nonexertional heat stroke. Heat stroke that results from strenuous exercise is called exertional heat stroke. […]
- Heat-related illness
Heat stroke is a serious condition, and is sometimes fatal, so immediate medical attention is essential when problems first begin. A person with heat stroke has a body temperature above 104° F. Other symptoms may include confusion, combativeness, bizarre behavior, faintness, staggering, strong rapid pulse, dry flushed skin, lack of sweating, possible delirium or coma. […]
A characteristic of certain foods or other substances believed to cause emotional or physical reactions associated with temper, fever, passion, and excess. Coolness and heatliness are the yin and yang of a principle of Chinese philosophy. Heatiness produces a feeling of unpleasant warmth, stickiness of the eyes and dark urine. Certain foods and herbs are […]
- Heberden node
A small fixed bump on the finger, usually at the last joint of the finger, Heberden’s node is a calcified spur of the joint (articular) cartilage and is a sign of osteoarthritis. Named for the English physician William Heberden (1710-1801) who made a number of celebrated medical discoveries (including angina).
- Heberden disease
Angina pectoris, chest pain that is often severe and crushing, due to an inadequate supply of oxygen to the heart muscle. Osteoarthritis of the small joints with nodules (Heberden nodes) in and about the last joint of the finger. Both diseases were described by the respected English physician William Heberden (1710-1801).