“With the numerous types of HIV mutations, would an HIV vaccine really be effective?” ~ Tommy - age 21, Toronto, ON.

Click here to see the answer from Dr. Sean (Ari) Bitnun, a physician and consultant in Infectious Diseases and an assistant professor in Paediatrics at the University of Toronto.

The scientists at SickKids are experts in most areas of health and life science. They spend their days asking tough questions and searching out the answers. Now it is your turn to ask them the tough questions.

Have you ever had a burning question about your body or about your health and didn’t know how to find the answer? This might just be the opportunity to get to the bottom of it!

You have the chance to submit your question and it will be answered by a scientist who specializes in that area. The best questions and answers will be featured on the Research Institute website: http://www.sickkids.ca/research.

Check the website often to see if your question gets posted. You can learn about what others want to know and if you read enough answers, you may even become a health expert yourself!