Medically reviewed by Mallory Christopherson DC, FMT, CSCS An ectomorph is a human somatotype (body type) that is typically tall and lean with smaller muscles, narrow shoulders, and narrow hips. This ...

“Ectomorphs are characterised by a tall, slim frame with narrow shoulders, long limbs, and low muscle mass. These individuals often have a high metabolic rate, making it easy for them to stay ...

2. Ectomorph: Building and maintaining muscle. Characterized by a naturally lean and slim build, ectomorphs often struggle to gain muscle mass. Your workout strategy should focus on muscle ...

Ectomorph: You tend to be long limbed and not particularly muscular; ... Mesomorph: You find it relatively easy to build muscle mass, are medium boned, and generally proportionally built.

Ectomorphs are generally tall and thin with narrow torsos and thin limbs. People with this body type typically have small amounts of body fat and have trouble building muscle mass.

Generally thin and lean, ectomorphs tend to have slender waists, narrow hips and shoulders, small joints, and long legs and arms. They tend to be slim, without much body fat or noticeable muscle mass.

In other words, I’m an ectomorph: lanky and lean, with a high metabolism, little body fat, and not a lot of muscle. Ectomorph is a common term at the gym, along with mesomorph and endomorph.

This quiz can help you determine if you have an ectomorph, mesomorph, or endomorph body type. The types are based on factors like fat, muscle, and skeletal frame.