How to prevent headaches after air travel<br>Try ibuprofen. Oftentimes, headaches that occur during or after flight are due to a sudden change in altitude. The painkiller ibuprofen may effectively prevent altitude related headaches before they begin.
Some people get headaches from air travel.
( z1 headache :ARG1-of ( z2 cause :ARG0 ( z3 travel :ARG0 ( z4 person :mod ( z5 some ) ) :ARG4 ( z6 air ) ) ) )