Keep your ears perked up
What's the sound of 1.1 billion people going deaf? According to the World Health Organization, that's how many young people are at risk of hearing loss. Loud noise from concerts, nightclubs, and sporting events can do plenty of damage to your ears. See where you stand with the hearing test on hearZA, a free app developed by audiology researchers in South Africa. They're releasing a U.S. version hearUS, later this year. Check on periodically, and if your score changes, see an audiologist.
Speed up your brain
There's no surefire way to stay sharp and avoid dementia, but there are fun ways to try. "Things that speed up your brain seem best," says Philip Harvey, Ph.D., director of psychology at the University of Miami Miller School of Medicine. Speedy thinking engages more brain regions to strengthen neural connections. Play a fast paced game that gets progressively harder, such as Double Decision find it at brainhq.com, for about 45 minutes twice a week.
See more clearly
Eye doctors see more men with dry eye than they used to, likely thanks to hours spent gazing at screens. Don't just pump over-the-counter artificial tears into those dry peepers. See an ophthalmologist. "Dry eye is an inflammatory disease," says Marguerite McDonald, M.D., F.A.C.S., of NYU Langone Medical Center. The glands that make eye lubrication liquid can malfunction, sometimes causing permanent damage.