Cholesterol - A type of fat that, although most widely known as a "bad fat" implicated in promoting heart disease and stroke, is a vital component in the production of many hormones in the body. There are different types of cholesterol - namely, MDL and LDL (MDL being the "good" form and LDL being the "had" form).

Complex Carbohydrates - Giant carbs that are usually found in the seeds/roots of plants. They are generally made up of long chains of glucose strung together. In other words, everything made of 3 or more sugars.

Dipping Bars - Parallel Bars set high enough above the floor to allow you to do dips between them, leg raises for your abdominals, and a variety of other exercises. Some gyms have dipping bars that are angled inward at one end; these can be used when changing your grip width on dips.

H„gg, Gunder - Swedish distance star of the World War II era, H„gg established seven world records in his career, including a 4:01.3 mile in 1945. In 1946 he was suspended from amateur competition (along with Arne Andersson) for professionalism.

Lean Body Mass - Everything in the body except fat, including bone, organs, skin, nails and all body tissue including muscle. Approximately 50-60% of lean body mass is water.

Mota, Rosa - Portugal's Mota won a bronze medal at the 1980 Los Angeles Olympic Marathon, then struck gold at Seoul. She also won the "Boston Marathon", and the European Marathon Championships three times.

Nielsen, Kjeld (1887-1910) - As 19-year old he won the Danish nationals in the mile, and the cross country nationals. He ran the 1500m (4.15), plus the 5 miles (27.04,8) at the 1908 Olympics.

Omega-9 - An essential fatty acid that has neutral effects on hormone production, i.e. does not produce "good" or "bad" eicosanoids.

Osteoporosis - condition in which bones become brittle because there have been insufficient mineral deposits, especially calcium