Large, uncontrolled wildfires in Nova Scotia are creating unhealthy air in the Northeast region of the United States, including parts of Connecticut. This significant smoke plume is likely to cause elevated levels of fine particulate matter, the American Lung Association warned in its alert. Particulate matter contains microscopic solids or liquid droplets that are so…  read on >  read on >

Having a heart attack is bad news for your brain, raising your odds for mental decline in the years to come, new research finds. Looking at studies conducted over five decades, researchers found that a heart attack wasn’t linked to immediate cognitive (“thinking”) issues, but they saw a faster-than-normal decline of brain health in the…  read on >  read on >

A nasal spray containing ketamine might help relieve migraine headaches when other treatments fail, a new study suggests. Ketamine is a synthetic anesthetic with hallucinogenic effects that is sometimes used intravenously for migraine headaches. It’s being tried for treatment-resistant depression, too. But it’s also a potentially addictive “party” drug so it is not for everyone.…  read on >  read on >