"The theory goes that these high cortisol levels can cause fat deposits in the face, leading to a fuller appearance," Dr. Messer adds. In recent months, TikTok has been flooded with videos claiming ...

These pockets of fat fit together and are what give your face shape and fullness. Under the fat are the facial muscles, most of which are quite small. Gravity pulls the skin downwards as you age, ...

Yet, despite all that effort, certain areas – like the belly, thighs or upper arms – seem unaffected, with stubborn pockets of fat that just refuse to go away. While building muscle could ...