Health

How extreme temperatures can increase stroke risk

Soaring temperatures and high humidity increase your risk of heat-related issues, such as dehydration and heat stroke. Those weather extremes also can increase stroke risk for some people. Dr. Robert Brown, a Mayo Clinic ...

Health

Video: Invest now for better heart health later

Heart disease is the No. 1 killer of both men and women—in the U.S. and around the globe. Overall, men over 45 and women over 55 are more likely to have a heart attack than those who are younger.

Alzheimer's disease & dementia

New evidence links sight loss to dementia

A new study suggests that sight loss in people over 71 years old may be linked to dementia. The study was published on July 13 in JAMA Ophthalmology.

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