He hit his occipital bone hard.

He is an expert in navigation.

I like spending time with my family on public holidays.

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

The town was covered with volcanic ash.

The entire town was covered in volcanic ash due to the eruption of the volcano.

We visited the beautiful port city of Yokohama.

By strengthening the posterior scalene muscle, you can reduce neck and shoulder pain.

The levator ani is one of the important parts of our body.

Strengthening the occipitalis muscle can reduce neck pain.