High alcohol consumption and smoking predict development of visible age-related signs. This is the first prospective study to show that heavy alcohol use and smoking are associated with generally looking older than one's actual age.
The findings showed that people who lived in areas with higher levels of PM2.5 and black carbon -- a type of air pollution from vehicle exhaust -- had lower levels of an important calcium and bone-related hormone, and greater decreases in bone mineral density than did those exposed to lower levels of the two pollutants.
The Nobel Assembly at Karolinska Institutet has awarded the 2015 Nobel Prize in Physiology or Medicine
with one half jointly to
William C. Campbell and Satoshi Ōmura
for their discoveries concerning a novel therapy against infections caused by roundworm parasites
and the other half to
for her discoveries concerning a novel therapy against Malaria