This article was reviewed by Kelly Brown MD, MBA. Whether you’re a senior in high school or a senior-living resident, you’ve likely heard of Viagra (sildenafil) — the original medication for ED.

In the ‘80s, researchers set out to test a medication called sildenafil citrate for treating high blood pressure and angina ...

Tadalafil operates by inhibiting the action of the enzyme PDE5. This enzyme is responsible for breaking down cyclic guanosine monophosphate (cGMP), a molecule that relaxes smooth muscles and allows ...

No, it has nothing to do with magic. The word “witch” comes from the Old English wiche that means it’s bendable—kind of a nod to how its processed. The more you know. The ingredient has ...

MSG has gotten a bad reputation and is believed to be toxic. However, when eaten in small amounts and as a part of a regular meal, it usually does not cause any adverse effects. A small percentage of ...

One night, out of the blue, I received an email with no subject line. Like any email with no subject line, of course I opened ...

Then there’s alternate-day fasting—for example, the 5:2 plan, in which you eat regularly five days ... Myth: Fasting is bad for your heart. Mythbuster: Research shows that intermittent fasting ...

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