Hey there! I’m Steph Stethoscope, Dr. Smarty’s right-hand-lady. Do you have a question for the Doc? Leave it here or tweet it to @AskDrSmarty and I’ll make sure he answers it in an upcoming blog post!

Ask Dr. Smarty Posts

Why do people walk or talk in their sleep?
How do our lungs get rid of dust and other particles that we breathe in?
What are blood types and why are they important?
Why does my skin change color when I apply pressure to it?
What is a heart arrhythmia and why does it occur?
What is asthma?
What happens when I crack my knuckles?