 [ Symptoms ] will it help to put antiperspirant under my breasts to help prevent rashes i sweat alot under my breasts especially when its hot i wear cotton bras but its not enough to help so i get bad rashes from the sweating i have heard you can use antiperspirant to help stop the sweating is this true [ Disease ] my wife has 34ddds she will use baby powder under her breasts daily never had any rash issues