Deep Heat Cream Helps Improve Exercise Performance by Hannah Joy on April 29, 2021 at 2:34 PM Athletes use deep heat creams to soothe their sore muscles. Now, a new study suggests that applying deep heat creams before exercise can also boost their performance, reveals a new study. The new research was presented virtually at the American Physiological Society's (APS) annual meeting at Experimental Biology 2021. Researchers at Nanyang Technological University in Singapore studied a small group of male volunteers to determine the effects of deep heat cream on exercise endurance. ‘Application of deep heat cream can help elite athletes, recreational and sports enthusiasts to improve their aerobic performance.’