High levels of a hormone that controls appetite appear to be linked to a reduced risk of developing Alzheimer's disease, US research suggests.
The 12-year-study of 200 volunteers found those with the lowest levels of leptin were more likely to develop the disease than those with the highest. The JAMA study builds on work that links low leptin levels to the brain plaques found in Alzheimer's patients.
Hormone that curbs hunger may guard against Alzheimer's
