Oncology & Cancer

Flu vaccination and cancer

The Centers for Disease Control and Prevention and Mayo Clinic recommend a yearly flu vaccination for everyone six months and older, with rare exceptions. Vaccination is your best defense against flu. If you haven't gotten ...

Cardiology

Understanding and treating long QT syndrome

DEAR MAYO CLINIC: I recently read that long QT syndrome is quite common. What is it, and how is it diagnosed? I have read that fainting may be one sign of the disorder. Can long QT syndrome be treated?

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