A new study finds that people who suffer from insomnia have a greater heart attack risk than sound sleepers. The research reported in Circulation: Journal of the American Heart Association was able to quantify the elevated risk for three separate symptoms of insomnia, compared with people who never or almost never experienced trouble sleeping:

Almost everyone suffers from trouble sleeping at one time or another, reports the Harvard Medical School HealthBeat. Insomnia—the inability to sleep—isn’t a single disorder itself, but rather a general symptom like fever or pain.

A new study suggests that occupational safety is influenced to a large degree by what workers do – or don’t do – before ever coming in to work.

People with insomnia struggle to get a good night’s rest. They may be plagued by trouble falling asleep, unwelcome awakenings during the night, or fitful sleep — alone or in combination.