How to stop underarm sweating!?

Ok i have good hygeine and shower daily i use anti perspant that claim to be able to stop sweat patches and trust me they dont for me i just cant stop sweating and its not even hot were i live you would be luck to get 20 degress and ovcourse its not a turn on for women i just need a few tips on how to stop it because its annyoing that im getting this when they claim that anti perprant can stop it , i have tried right guard lynx dry everything! helppppp