Dear Bec—My teen son hates his body

Teen boys are being pumped fitness content on social media, pushing many to build bulk and get "jacked". Researchers are worried this 'gymfluencer' content is leading to a spike in body dysmorphia among young men. What can you do if your teenage son is worrying about how they look? And how can you help if they are developing worrying habits, like daily gym sessions and protein shakes?