Viral videos show ripped gym bros collapsing during Pilates workouts

Pilates may have a reputation for being "girly," but a new social media trend is crushing the assumption that it’s easy.

Male athletes and "gym bros" are being humbled by the challenge of Pilates and sculpt — workouts that are typically dominated by women.

Viral videos show men wincing, clenching and shaking their way through classes, both on mats and on strengthening machines called reformers.

DIABETES PREVENTION LINKED TO SPECIFIC TYPE OF EXERCISE, STUDY SHOWS

Melania Antuchas...