Dr. Arsenio Paez, Executive Director of the Canadian Sleep Society, joined Jay Farrar to tell us what that lost hour actually does to our bodies. Jay filled in for Joanne Vrakas.,

Mark Carney on Iran: Political calculation or foreign policy on the fly?
10:17

Dr. Labos: Should your two-year-old be screened for high cholesterol?
06:40

How is Canada's intelligence community responding to the military action in Iran?
07:23