If you’ve ever experienced a hard-on along with your post-workout high, don’t freak out—that’s actually a normal response to breaking a sweat.

Exercise and sexuality go hand in hand: The libido-boosting benefits of working out for men have been touted since at least the 1990s (according to findings published in the Archives of Sexual Behavior), and both acute and chronic exercise were shown to improve women’s sexual arousal and satisfaction in a 2018 analysis of relevant studies published in the journal Sexual Medicine Review.

On a very base human level, if you feel sexy, you’ll feel more sexual—and exercise can help optimize confidence-promoting factors like weight, tone