The team at Bar Bend produces some really good fitness and nutrition stuff. Here is a good example, on the potential harms of being too lean or trying to maintain a very low body fat percentage all the time.

If you’ve ever asked, “What possible downside could there be to being Hollywood lean?” then you might have some surprises coming. And no, we’re not just talking about the endless mental toll of tracking every calorie and turning down invitations to eat out.

We’re not saying everybody will experience all of these symptoms, and some folks seem to function fine looking like an anatomy textbook, but evidence certainly suggests that pro-level leanness year round increases your risk of the following.

BarBend: 7 Downsides of Being Crazy Lean.