Currently, the only safe way to activate brown fat is to stay cold , however, the only safe way to activate brown fat is to remain cold enough to be on the verge of shivering… for a long period of time.
This recreates the scenario that led to the evolution of brown fat: life-threatening cold in creatures that couldn’t put on clothes to stay warm.
It’s important to maintain a proper balance of brown fat in the body.
If you’re carrying too much or too little weight, not only are the calorie-burning benefits mostly negated, but you become more vulnerable to diseases such as Type 2 diabetes.
Generally, a lean form is most ideal to maintain the body’s energy balance, yet according to Brown, it is unclear whether brown fat is the cause of leanness or its result.
