What is the science behind the ectomorph, mesomorph and endomorph

Ectomorph, Endomorph, And Mesomorph: What's Your Body Type

Are you an Endomorph, Ectomorph or Mesomorph? - Curves

What does it mean to be a pure endomorph or a pure mesomorph? Is it possible to fit these descriptions exactly, and if so, what would someone who does look like?

Body Types: Mesomorphs. Ectomorphs, & Endomorphs Explained - NASM

Somatotype calculation - Sports Science Ask

Does science support classifying people as ectomorphs, mesomorphs, and endomorphs? - Quora

Is there a difference in genetic makeup between ectomorphs, mesomorphs, and endomorphs? - Quora

When training and giving food to US soldiers/Marines, is body type (ectomorph, skinny fat, mesomorph, endomorph, etc.) considered or is everyone seen as a mesomorph? - Quora

Body Types, Mesomorph, Ectomorph & Endomorph - Lesson

Do You Have An Ectomorph Body? This Is How You Should Eat & Exercise

Are the terms 'ectomorph', 'mesomorph' and 'endomorph' accepted and used by the scientific community? - Quora