He always hits the nail on the head with his comments.

Did you headline the newspaper?

I have a splitting headache.

The nurse took care of the patient and nursed them back to health.

She has her head in the sand and refuses to acknowledge the problems in her relationship.

I will head up the project.

I scratch my head when I'm confused.

Given the escalating global temperatures, it's imperative that we comprehensively understand the pathophysiology of heat stroke and implement strategies to prevent its occurrence.

Solving this math problem is a real head scratcher.