Asks Xochitl Gonzalez. Her answer is excellent.

“Exercise can be an act not of vanity, but of psychological self-care. Many wars are being waged against women—against our bodies, our rights, our sizes, our images of ourselves, and who is and isn’t allowed to claim this identity. For a long time, I felt that by rejecting movement, I was rejecting an idealized and impossible body image, that I was learning “self-acceptance.” But really I was just sabotaging my own mental health.”

As she highlights, those “wars” sometimes apply to men too.