If he takes the medicine his doctor ordered early in his headache, it controls the pain.

VOA: special.2010.03.30

"Even if their eyes start to feel uncomfortable or they start to get a headache, they're less likely to tell their parents, because they don't want to have the game or the computer or whatever taken away."

VOA: special.2011.08.01

If a pill cures a headache, we do not ask too often if the headache might have gone away by itself.

NEWYORKER: The Caging of America

"For instance if I have a headache, I take a tablet for my headache, but if I take an antibiotic, all of the bacteria in my body are exposed to that antibiotic and I could be selecting drug-resistant strains, and I could be sharing them, " she said.

BBC: Battling the bacterial threat to modern medicine

"It's going to be a total headache if I take him with us, " the officer says.

CNN: ASIANOW - TIME Asia | Asia Buzz: Courage Under Fire