Personal Health

Ashkenazi Jewish founder mutation identified for Leigh Syndrome

Over 30 years ago, Marsha and Allen Barnett lost their sons to a puzzling childhood disease that relentlessly attacked their nervous systems and sapped their energy. After five-year-old Chuckie died suddenly in 1981, doctors provided a name for the disease: Leigh syndrome. Leigh syndrome is a complex disorder typically caused by dysfunctional mitochondria, the tiny […]

Health News

Molecular link between body weight, early puberty identified

Becoming overweight at a young age can trigger a molecular chain reaction that leads some girls to experience puberty early, according to new research published in Nature Communications. Scientists have discovered a molecular mechanism that leads overweight female rats to have early-onset puberty. “Knowing how nutrition and specific molecules play a role in starting puberty […]

Health Problems

Vascular risk factors for brain calcification in seniors identified

(HealthDay)—Diabetes and smoking are vascular risk factors associated with hippocampal calcification in older patients with memory issues, according to a study published in the September issue of Radiology. In an effort to identify risk factors for hippocampal calcifications and investigate the association between hippocampal calcifications and cognitive function, Esther J.M. de Brouwer, M.D., from the […]