Tag

Heart health

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Three hand-rolled joints on a scratched wooden table beside an ashtray

Regular cannabis users had 9% fewer extra heartbeats on days they were randomly assigned to inhale

UC San Francisco cardiologists set out to test whether cannabis adds extra heartbeats. In 108 regular users the count fell instead, and the team warns that is no evidence cannabis is good for the heart.

Sep 14, 2026

An older man in a teal running shirt jogging along a rural track, with fields and low buildings behind him

News

High midlife fitness tracked 31% lower dementia risk, independent of coronary artery calcium

Cooper Institute and Tel Aviv University researchers linked 10,933 treadmill-tested adults to Medicare records. A coronary calcium score of 100 or more tracked about a quarter higher risk, and the two signals barely overlapped.

Sep 14, 2026

A woman in her fifties holding a glass of water beside a window, a large green leaf in the foreground

News

Hormone therapy for hot flashes tied to lower heart risk when started within 10 years of menopause

University of Pittsburgh and Virginia Commonwealth University researchers tracked 2,737 women with hot flashes for 20 years. Starting hormones went with a fifth fewer heart events, but the authors warn against taking them for the heart.

Sep 14, 2026

A woman and a gray-haired man with trekking poles and loaded backpacks standing on a misty hillside trail

News

Weekend warrior exercise tracked 36% lower death risk in adults with two or more cardiometabolic conditions

South China Normal University researchers tracked 15,079 US adults with at least two of heart disease, diabetes and stroke through national death records. Regular exercisers fared similarly, but only 272 people fit the weekend pattern.

Sep 14, 2026