People's bodies can be old or young for their chronological age, depending, in part, on the amount and types of stressors they have experienced. Scientists can estimate people's biological age, but ...

It's no secret that smoking is extremely detrimental to health. Tobacco smoke contains thousands of chemicals, including carcinogens, increasing the risk of cancer, cardiovascular and respiratory ...

A brain biopsy is a medical procedure that involves removing a tissue sample from the brain. Doctors use it for diagnostic purposes. Doctors order brain biopsies to help them diagnose suspected brain ...

The distribution of microplastics and nanoplastics in the environment, the potential of human exposure and particle uptake, and the absorption of these particles into tissues are topics that are being ...