We should live our lives to the fullest.

His energy is unstoppable.

He achieved glory after much hardship.

The balance of intestinal bacteria greatly affects health.

Archaebacteria are one of the oldest life forms on Earth.

I paid my taxes for this year.

This problem can be solved with a recursive approach.

He exercises his latissimus dorsi muscle at the gym every day.

He is doing special exercises to strengthen his supinator.

He is doing special exercises to strengthen his dilator muscle.