Why Do I Sweat So Much? Does sweating a lot mean you are out of shape? Not necessarily. The science of sweat may surprise you. Updated: December 29, 2020 "Why do I sweat so much?" If you walk around the gym with a trail of sweat on the floor behind you, this question probably comes to mind. Sometimes it might feel like you are constantly soaked, even if you're not doing an overly hard workout. Another person in the gym might be doing a similar workout, and he or she is dry as a bone. "Why do I sweat so much?" If you walk around the gym with a trail of sweat on the floor behind you, this question probably comes to mind. Sometimes it might feel like you are constantly soaked, even if you're not doing an overly hard workout. Another person in the gym might be doing a similar workout, and he or she is dry as a bone.