Ectomorphs - narrow-shaped body, are thin faced, with little fat or
muscle. This is the ideal body type for long-distance runners.
Mesomorphs - wedge-shaped body, wide
shoulders, narrow hips, muscular. Ideal
body type for sprinters.
Endomorphs - pear-shaped body, wide
hips, wide shoulders, can have a lot fat
on body, arms and thighs. When fit,
ideal body type for weightlifting,
wrestling.
There are 3 basic somatotypes (body types). Everyone tends towards one
although few people are totally one or another. Your body type, shape and
composition will determine how effective you are at sport.