Stories of Discovery and Innovation

Scientists Weigh Mechanisms, Effects of Calorie Restriction

A calorie-restricted diet, coupled with adequate nutrition, extends the lifespan of lower organisms, insects, and rodents, and may provide insights into health and longevity for nonhuman primates and humans. After decades of study, scientists are now beginning to decipher the mechanisms and better understand calorie restriction...

SardiNIA Project Steps up Global Research in Genetics, Aging

The picturesque Mediterranean island of Sardinia offers a rare opportunity for aging-related genetic research. Using high-throughput genotyping technology, NIA-funded investigators are beginning to analyze a treasure trove of genetic data gathered from the island’s unusually homogeneous population...