If you think you sweat too much, you can ask your doctor whether your sweating is normal. If it's due to some underlying cause, such as a medical condition or drug side effect, that can be corrected or changed, says Dee Anna Glaser, MD, a dermatology professor at St. Louis University.ear it once. Don't put on a t-shirt or bike shorts that are soaked with sweat. You need to start out dry to stay dry. Your skin will thank you, too. Change footwear often. If sweaty feet are a particular problem, be sure to change your shoes and socks often.