The researchers are taking advantage of the unique properties of these single-celled algae, called diatoms. Diatoms have been called Nature’s nanofabrication factories because of their production of ...

Viagra treats erectile dysfunction (ED) in adults. It’s usually taken about 1 hour before sexual activity. Below, you’ll find information about recommended dosages and how to take Viagra.

In these cases, a wrist blood pressure monitor can be a useful alternative. This monitor includes a heart zone guidance feature to show when your wrist is at heart level for more precise readings.