What is high calf insertions?

High calf insertions refer to the point at which the gastrocnemius muscle (the larger, outer muscle of the calf) attaches to the femur (thigh bone) in the upper portion of the leg. This insertion point is typically higher up on the leg compared to the soleus muscle (the smaller, deeper muscle of the calf). Individuals with high calf insertions tend to have longer, more defined calf muscles that extend higher up the leg, giving the appearance of a more sculpted lower leg. This genetic trait may be advantageous for sports that require explosive jumping and quick movements, such as basketball or volleyball. However, high calf insertions may also make it more difficult to build mass or bulk in the calves, as the muscle has less surface area to work with.