Ask the doctor: Will a memory-boosting supplement interfere with my heart medications?

Since having a heart attack, I have been taking lisinopril, Zocor, Plavix, aspirin, fish oil, calcium, and a number of other vitamins and supplements. I am thinking of taking a brain booster called Procera AVH. Will it interfere with my heart medications?

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Ask the doctor: Should I wait to have my aortic valve replaced?

I’m an 85-year-old man with aortic valve stenosis, coronary artery disease, and atrial fibrillation. My doctor said I should wait until I experience signs of heart failure before having my aortic valve replaced. Shouldn’t I get it done sooner?

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Ask the doctor: Should I have an angiogram to confirm a worrisome calcium score?

CT scans show my arteries are in the 89th percentile for calcium scores. My stress tests and echocardiograms are normal, so are my blood pressure and cholesterol, and I feel fine. Should I have an angiogram to confirm the calcification?

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