As the temperature drops and winter sets in, many people feel the familiar signs of the season: chilly fingers, dry skin and that sluggish sensation that can creep in during colder months. But what is ...

The origin of many diseases begins at the cellular level and involves multiple molecular interactions. However, previous methods have struggled to accurately observe changes in individual cells.

Penn researchers Shelley Berger and Esra Sahingur explain senescence, the process of cellular aging, and discuss the complexities of developing anti-aging therapies that target these cells University ...

New research finds that extreme heat accelerates biological aging, especially in older adults. Living in hotter areas can age body faster.

Depression-related fatigue is caused by cellular "overworking" at rest and a failure to produce energy under stress.