Previous research has shown that the size of the temporalis muscle, which is responsible for closing your jaw, is strongly associated with how much of an effect sarcopenia has had on your body.

Muscle loss increases the risk of dementia, warns new research. Any decrease in the temporalis muscle - which is located in the head - may be a warning sign of Alzheimer’s disease, according to ...

The researchers looked at the temporalis muscles, which are related to the jaw, on MRI images. Participants were then grouped into categories based on their muscle size. For about 5.8 years ...