I never realized headaches could be caused by interaction of air with wet hair and/or quick cooling
If the previous headaches ever return, this won't do you any good in Algeria, but if you could get yourself to somewhere like Switzerland, the Swiss were (perhaps still are) studying LSD or an LSD analog for treating severe cluser headaches, and it seems to be working:
https://www.science.org/content/article/lsd-alleviates-suicide-headaches
https://www.humanforschung-schweiz.ch/en/trial-search/study-detail/44565/translate/en/?cHash=b8990cd91bd68af50919d536513d6bf4
https://www.centerwatch.com/clinical-trials/listings/NCT03781128/lysergic-acid-diethylamide-lsd-as-treatment-for-cluster-headache
If the previous headaches ever return, this won't do you any good in Algeria, but if you could get yourself to somewhere like Switzerland, the Swiss were (perhaps still are) studying LSD or an LSD analog for treating severe cluser headaches, and it seems to be working:
https://www.science.org/content/article/lsd-alleviates-suicide-headaches
https://www.humanforschung-schweiz.ch/en/trial-search/study-detail/44565/translate/en/?cHash=b8990cd91bd68af50919d536513d6bf4
https://www.centerwatch.com/clinical-trials/listings/NCT03781128/lysergic-acid-diethylamide-lsd-as-treatment-for-cluster-headache



