> There’s been a misnomer floating around the bodybuilding bro-science industry for ages:

>> 1 lb of extra muscle = 50 extra calories burned per day

[..]

> But in reality — those 50 calories are a myth. Studies estimate muscle burns only around 4.5 to 7.0 calories per pound per day.

This was new to me, I always heard that building muscle is key to permanent weight loss and that increased metabolic rate from muscle mass is the main reason.