My dictionary uses "hypersthenic' only relating to a type of mineral. But many Internet site
use it to describe Arnold Schwarzenegger ultramuscular body build.

1.Wilbur Wright College - ... A. Body habitus. 1. sthenic. 2. asthenic. 3. hypersthenic. 4.
hyposthenic.

The property of chest type has the following values: normosthenic, hypersthenic, asthenic,
emphysematous, paralytic, rickety, funnel-shaped, navicular. ...