Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Hand sanitizer expires after about 2.5 ...

Ethanol, or ethyl alcohol, is a clear, colorless alcohol that is an ingredient in many hand sanitizers. It is effective at killing a range of bacteria and viruses. In this article, we look at why hand ...

Hand sanitizer is a vital tool for killing germs, especially in situations where soap and water aren’t available. In a pinch, a squirt or two can be the difference between staying healthy and getting ...