Germany mandated the wearing of surgical masks, commonly called N95 while traveling public transport and public places two days ago. Previously clinical studies have shown cloth masks’ efficacy varies from 30 percent to 80 percent. Last December, a German community-based comparative study found normal masks’ efficacy as 45 percent. The…

I read a very interesting research paper published by Bukola Salami and her team in the Canadian Journal of Public Health in 2017.  This paper is based on the responses to the following questions of the Canadian Health Measures Survey. The questions are as follows; In general, would you say your mental…