Genes are segments of DNA (deoxyribonucleic acid) that are located inside every human cell. The DNA inside each cell is tightly coiled in structures called chromosomes. Each chromosome contains a ...

A groundbreaking study suggests that our genes may play a much larger role in our expiration date than we ever imagined.

For millennia, evolution has intrigued many great thinkers, prompting questions about how new traits emerge as species adapt over time. Then, attention shifted to natural selection and the inheritance ...

Researchers identified over 400 genes tied to various forms of frailty, offering fresh insight into why people age differently. The study highlights six distinct pathways of unhealthy aging, opening ...

In the 1990s, Lee Sweeney, a physiologist at the University of Pennsylvania, demonstrated that inserting the gene encoding insulin-like growth factor 1 (IGF-1) into the muscle cells of mice increased ...

As a nurse working in an elder care facility, Isabelle Foote saw it every day: Some people age better than others. Some eased into their 90s with mind and body intact, while others battled diabetes, ...

Muscles make up nearly 40% of the human body and power every move we make, from a child's first steps to recovery after injury. For some, however, muscle development goes awry, leading to weakness, ...

Revolutions in gene therapy are rapidly changing the landscape of modern medicine. Revolutions in gene therapy are rapidly changing the landscape of modern medicine, forcing society and science alike ...