Regular exercise is a prime candidate. “If you look at all the lifestyle factors that decrease the number of days you suffer from common cold, being a physically active and fit person is the most important,” says David Nieman, a professor of public health and director of the Human Performance Lab at Appalachian State University.
If you suffer from knee arthritis and worry that walking will only worsen your damaged joint, a new study suggests you put your fears aside, slip on some sneakers, and take a brief but brisk walk.
You probably know that walking does your body good, but it’s not just your heart and muscles that benefit. Researchers found that the foot’s impact during walking sends pressure waves through the arteries that significantly modify and can increase the supply of blood to the brain.
Duke University researchers recently reported that just six months of aerobic exercise—for 35 minutes, three times a week—may improve executive function in older adults who have cognitive impairments.