Did you know the Merck Manual was first published in 1899? Watch to learn how the Merck Manual has been published along-side major medical milestones. How did you first meet The Merck Manual? Share a photo of your Manual (digital or hardcopy) with your story for a chance to be featured on our pages. Tag us or use #MeetMerckManual | Merck Manual Professional

Dark chocolate, milk chocolate, and white chocolate contain different amounts of toxic methylanthine alkaloids (eg, theobromine, theophylline, caffeine). With Halloween just around the corner, refresh your knowledge on chocolate toxicosis: mrkmnls.co/46GGxKC | The Merck Veterinary Manual

Explaining complex medical conditions in simple terms that you can understand #doctor #medical #disease #learning #medicalschool | Dr. Brian Hoeflinger, MD