When you’ve got a busy schedule, it’s important to just exercise when you can. But if you have the luxury of choice, is there an optimal one? You might’ve even heard that exercising at certain times of day can lead to harm. Norman and Tegan run through the evidence around heart attacks, workouts and what happens when you’re a morning or a night person. References: Association of the time of day of peak physical activity with cardiovascular mortality: Findings from the UK Biobank Study Setting your clock: associations between timing of objective physical activity and cardiovascular disease risk in the general population  Best Time of Day for Strength and Endurance Training to Improve Health and Performance? A Systematic Review with Meta-analysis  Gold, silver or bronze: circadian variation strongly affects performance in Olympic athletes Diurnal variation in tennis service The effects of exercise session timing on weight loss and components of energy balance: midwest exercise trial 2  If you enjoyed this episode, check these out! Chronotypes: early birds vs night owls Does magnesium work against muscle cramps? Norman tried an ice bath so you don't have to