In truth I thought my dull headache was due to altitude as we're at about 2,700 meters above sea level.

Thinking of her shop only brought on a dull, nagging headache.

His eyes felt gritty, and he had a dull headache.

The dull headache was gone, and his mind was clear.

A dull headache made her realize she hadn't eaten since noon.

The throbbing had become a nagging thing, almost like a dull headache.

Thinking about her was like having a dull headache.

His heart rapped a little too fast, and he had a dull headache.

From then on, all he felt was a dull headache.

Due to the time-ratio differences, however, all I received was a dull headache.