Gender is a social construct, biological sex is not.
Confusingly, we use the same binary terms for both.
dig trenches
carry heavy rucksacks
move weaponry and equipment by hand
survive hand-to-hand combat (granted, their odds are still limited to below 50%)
There is nothing about males that make them more suited to be doctors. We also can see that in the demographics in some countries (e.g. the UK), there is a roughly equal balance of female doctors to male doctors.
Having mathematical ability is linked to intelligence, not sex.