I am psychoanalyst and clinical psychologist Aleksandar Dimitrjevic. With over 20 years of experience, I currently work as a psychological counsellor and supervisor in a private practice in Berlin and online. In 2009, I received a PhD in clinical psychology from the universi...

This AmA has ended. **Great questions today, thanks to the Reddit Community! We look forward to our next AmA with you all.** *With extensive patient experience and over 60 combined years practicing Clinical Dermatology focusing on hair loss and regrowth treatments, we are...

Hey Reddit - I am Dr. Geoff Trenkle and our practice is the Los Angeles Center for Ear, Nose, Throat and Allergy. So we have been working to create a new treatment for patients who have a hard time breathing through their nose. The new [Breathe Better](http://breathebetter...

Hello again, reddit!  I hope everyone had a great Thanksgiving! My name is Dan and I am a dentist in Florida and the founder of the [12 Arches of Christmas program](http://www.12arches.com), a pro bono program we created to find 6-12 unsuspecting individuals once a year ar...

I have a genetic condition called amelogenesis imperfecta (also called congenital enamel hypoplasia), which boils down to I was born without much enamel on my teeth. This made them very brittle. Despite brushing, flossing, and using a prescription mouth rinse 4 times a day, ...

The answer to the obvious question : My teeth started to die and decay due to severe vitamin and nutritional deficiencies. After spending over 30k in veneers and crowns between the age of 17-22 to no avail, I had all my teeth cut out and got a full set of dentures when i t...

**Short version**: On Oct 16th I came into hospital (Johns Hopkins) to have my aortic valve replaced with a mechanical On-X valve via open-heart surgery. As a consequence of the trauma my heart took, I went into total heart block (3rd degree AV block) and had a pacemaker fit...

Hi Reddit! I’m Sian Harding, Professor of Cardiac Pharmacology at Imperial College London. My research focuses on what happens to the cardiac muscle during heart failure. **What is heart failure?** Heart failure in humans is a syndrome characterised by fatigue, breathles...

UPDATE: It is 3:06 PM PST. I am beat. Been answering questions since 8AM. It's been a blast and I really enjoyed reading your questions and engaging. I will go over this again tomorrow to try to answer any remaining questions I have missed. Thank you all for your interest an...

Hi Reddit! We're Christopher Kelly, MD, of North Carolina Heart and Vascular and Marc Eisenberg, MD, FACC of Columbia University Medical Center. Recently, we co-authored a book entitled "Am I Dying?!" which is a light-hearted field guide to common symptoms and medical myth...