Excessive sweating while exercising is a condition that often occurs in conjunction with other disorders, such as hyperhidrosis. The sweat glands that produce sweat are primarily located on the surfaces of the hands, feet and underarms. Sweating is an involuntary process involved in regulating body temperature through evaporation from these areas to cool off or keep warm. Although sweating may be uncomfortable when it happens excessively, it also serves important functions by keeping you hydrated and preventing overheating or hypothermia .
There are several factors that can cause excessive sweating during exercise:
The degree of mental stress and physical exertion experienced at the time of activity; this will determine how much water loss occurs through perspiration . This type of over-sweating response only lasts for a short period after each bout of vigorous exercise because your body has adapted to cope with severe physical stress during athletic events  .
This type of over-sweating response only lasts for a short period after each bout of vigorous exercise because your body has adapted to cope with severe physical stress during athletic events . Mental tension caused by anxiety about performing well in competition or embarrassment about failing physically (overfatigue theory). Overfatigue situations could lead to excessive sweating if sufficient rest was not taken following strenuous activity  . Excessive anxiety may play a role too; however, there’s no evidence showing that anxious people tend to sweat more than others  . As discussed