An exercised preformed by the repeated contracting of the vaginal muscles in order to strengthen them to improve sexual performance.

When you eat dirt for the first time and leave your family to build a shack in the woods

an exercise used to keep the pelvic floor in good working condition to maximise the enjoyment of an aging woman's intimate encounters...to ensure a good grip even at the most advanced of ages.

extremely over confident , syncronized swimmer who thinks hes black

The mating of closely related individuals, as cousins, sire-daughter, brother-sister, or self-fertilized plants, which tends to increase the number of individuals that are homozygous for a trait and therefore increases the appearance of recessive traits.