These body type classifications have their roots in discredited pseudoscience—but they're still common shorthand at the gym.

The ectomorph body type is all about that tall and slender ... up energy levels and essential nutrients. For ectomorphs, a ...

And although many of Sheldon’s more outlandish theories have been dismissed (he thought that your body type could identify ... Skip to the diet and exercise tips for ectomorphs For people ...