Janet Lee

Once you’ve been diagnosed with breast cancer, the focus quickly turns to treating it to keep it from coming back or spreading. Recurrence is the 10-letter word that haunts every cancer patient, and the younger you are, the longer that vigilance remains. Whether a cancer returns depends on many factors, not to mention some luck.

Even though hemophilia B is a congenital condition, lifestyle still plays an important role in its management. “With the clotting factor products that we have now [which are usually given prophylactically to prevent bleeding], most patients even with severe forms of hemophilia B can lead fairly normal and active lives,” says David Hedrick, M.D., an adult hematologist-oncologist and the associate medical director at Innovative Hematology in Indianapolis.

Key Takeaways Many prescription drugs, over-the-counter medicines, and some supplements can change your heart rate or rhythm by affecting electrical signals, the QT interval, or key electrolytes like potassium and magnesium. The risk of medication-related rhythm problems is higher if you are older, have a heart rhythm condition such as long QT syndrome, or take multiple medications at the same time.