I'm worried about his health condition.

He is in a state of fatigue.

He trains his triceps at the gym every day.

He goes to the gym every day to train his quadriceps.

Strengthening the occipitalis muscle can reduce neck pain.

He is doing special exercises to train his temporalis muscle.

The longissimus capitis muscle is a part of the neck muscles, helping to pull the head back.

He trains his biceps at the gym every day.

He told me the whole story of the incident.

He left the room walking backwards.