A simple blood test can help diagnose Alzheimer’s and accurately distinguish between early- and later-stage disease, a new study finds.

Working out just 1 or 2 days per week can significantly lower your risk of death from heart disease and cancer, as long as you get in the recommended number of minutes, researchers say.

People with low LDL cholesterol levels are much less likely to be diagnosed with dementia and Alzheimer’s disease, according to new research.

Overweight and obese adults who followed a 4:3 intermittent fasting plan dropped more pounds in one year than those who counted calories.

F. Perry Wilson, MD, MSCE, of the Yale School of Medicine talks with Peter Hotez, MD, PhD, of the Baylor School of Medicine about the rise in vaccine refusal and the backlash against scientists.

A new study finds sucralose, the primary sweetener in Splenda, changes brain activity related to hunger. Researchers say the results could be stronger cravings.

A new peel-and-sniff card was tested by 180 adults, and the results showed those with mild cognitive impairment had significantly more trouble identifying and remembering odors.

What you eat greatly impacts your chances of healthy aging. In a new study, just over 9% of U.S. adults made it to the age of 70 free of physical, mental and cognitive impairments, and their diet had a lot to do with it, according to researchers.

HealthDay talks with Dr. Jennifer Davids, Chief of Colon and Rectal Surgery at Boston Medical Center.