36 reactions · 21 shares | Mosquitoes aren’t just annoying. Their bites can spread multiple kinds of illness to both humans and animals. In honor of World Zoonoses Day, prepare for mosquito season: https://mrkmnls.co/3WZlRtz. | Merck Manual Consumer | Facebook

15 reactions · 15 comments | Can you identify this #HiddenDisability? Watch this video and comment your diagnosis below. Find the answer here: https://mrkmnls.co/3UgfVcv. *Hint: Cigarette smoking in susceptible people is the major cause of this disorder in the developed world. | Merck Manual Professional | Facebook