Ask Dr. Hallberg
MPR News medical analyst Dr. Jon Hallberg checks in regularly with All Things Considered to answer questions about everything from Alzheimer's to Zithromycin. Do you have a question you'd like to hear Dr. Hallberg answer? Tell us here.
What does the decision not to charge officers in the Jamar Clark shooting mean to you?
Tell us how safe you feel when you travel, or go about your daily life.
No grand jury for Jamar Clark case