Medications

FDA issues multiple sclerosis drug alert

(HealthDay) -- The multiple sclerosis drug Gilenya (fingolimod) should not be given to patients with certain pre-existing or recent heart conditions or stroke, or those taking certain medications to correct heart rhythm problems, ...

Diseases, Conditions, Syndromes

Thyroid condition linked to heart problems: study

(HealthDay) -- New evidence suggests that a type of overactive thyroid condition appears to boost the risk of heart problems, especially atrial fibrillation (a form of irregular heartbeat) and premature death.

Cardiology

Stroke risk high when anti-clotting drugs stopped

Some patients with irregular heartbeats who are taken off anti-clotting medication face a high risk of stroke or blood clotting within a month, according to new research presented at the American Heart Association's Emerging ...

Medical research

Molecule movements that make us think

Every thought, every movement, every heartbeat is controlled by lightning-quick electrical impulses in the brain, the muscles, and the heart. But too much electrical excitability in the membranes of the cells can cause things ...

Cardiology

Stroke-preventing technology demonstrated in JoVE

In the United States alone, approximately 6 million people suffer from an irregular heartbeat called atrial fibrillation (AF), and since the incidence increases with age, it is predicted that 15.9 million Americans will be ...

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