Dekkers, Michelle - The barefoot South African runner who won the 1989 Ncaa Cross Country title for Indiana.

Essential Hypertension - high blood pressure with unknown cause; also called primary hypertension

Eyestone, Ed - Two-time U.S. Olympic Marathon team member, placed 13th at Barcelona. Chose to comment for Tv at the 1994 Bloomsday race instead of running, because as he said: "With this the money's guaranteed".

Glucose - The simplest sugar molecule. It's also the main sugar found in blood and is used as a basic fuel for the body.

Gynecomastia - Condition in males caused by an excess of testosterone or an excess of a testosterone-derived agent. When it becomes converted (aromatized) to estrogen the excess estrogen stimulates receptors in the nipple area leading to a swelling which resembles female breasts. The condition is commonly called "bitch tits". The condition is often severe enough to require surgery.

Kee-chung, Sohn - Korean who won the 1936 Olympic marathon in Olympic record time of 2:29.19,2 but was forced to run for Japan.

Omega-3 fatty acids - Polyunsaturated fatty acids found in fish oil; may contribute to the reduction of coronary artery disease

Portion - The amount of carbohydrates or protein one should eat with each meal. A portion is the size of the palm of your hand or your clenched fist.

Quality Training - Training just before bodybuilding competition where intervals between sets are drastically reduced to enhance muscle mass and density, and low-calorie diet is followed to reduce body fat.

Robinson, Roger - New Zealand writer (author of "Heroes and Sparrows"), Robinson has won masters division titles at both the Boston and New York marathons.

Testosterone - The male hormone primarily responsible for maintenance of muscle mass and strength induced by heavy training. Testosterone is secondarily responsible for developing such secondary male sex characteristics as a deep voice, body and facial hair, and male pattern baldness.