Resistance exercise and testosterone treatment alters the proportion of numerical density of capillaries of the left ventricle of aging Wistar rats.

Unlabelled: Changes in the heart compartments that leads to pathological cardiac hypertrophy can be related to testosterone reduction in aging males since heart cells are susceptible to androgens. Resistance exercise delays the changes of aging.

Aim: This study aimed to analyze alterations of the left ventricle of aged rats subjected to resistance exercise with administration of testosterone.