How to humorously say that you have a headache?

The sentence about humor saying you have a headache is as follows:

1, I have a headache like a tightened screw, and I may fall off at any time.

My head is like a balloon, which may explode at any time.

My headache seems to be pinched by a giant hand and I can't extricate myself.

My headache is like being bitten by an ant, and it itches.

My headache is like being trampled by an elephant, and the pain is unbearable.

6. I have a headache like a bee.

7. My headache is like being bitten by a mosquito, and it itches.

8. My headache is like being bitten by a spider, and the pain is unbearable.

9. My headache is like being bitten by a shark. I'm scared.

10, my headache seems to be caught by a bear and I can't move.