How do vaccines work? TED-Ed video

The first ever vaccine was created when Edward Jenner, an English physician and scientist, successfully injected small amounts of a cowpox v...

Conversational translation in real time via Google app

"If you're traveling abroad, or facing a language barrier, the Google Translate app can help. WSJ's Nathan Olivarez-Giles takes...

Blurred Boundaries: The Therapeutics & Politics of Medicinal Marijuana (Mayo Clinic video)

J. Michael Bostwick, M.D., Professor of Psychiatry, Mayo Clinic Rochester, discusses the issue of medical marijuana. In 1970, the Federal Go...

Health risks in extreme cold - and what to do about them

Mayo Clinic emergency medicine specialist Dr. David Nestler talks about how cold weather affects our bodies and what we need to know about f...

"Half-baked research": MD degree does not teach doctors how to tweet scientific meetings

MD degree does not teach doctors how to tweet scientific meetings, reported Reuters ( http://buff.ly/1xAOPkO ): A study assessed the accurac...

Cytisine is better than nicotine-replacement therapy in helping smokers quit (NEJM video)

Cytisine, also known as baptitoxine and sophorine, is an alkaloid that occurs naturally in several plant genera. In this trial in New Zealan...

Wash your hands for 20 seconds, as long as it takes to sing "Happy Birthday" twice - Mayo Clinic video

From Mayo Clinic: Running your hands under the faucet with some soap for a few seconds isn't enough to kill germs. To help avoid catchin...