Is there a Best Time of Day to Work Out? Science May Have Figured Out Whether Timing Matters
The fitness industry has a remarkable ability to take something simple and futz with it until you need a spreadsheet. Apparently, just going to the gym wasn’t complicated enough. Now we have optimal meal timing , optimal sleep timing, optimal supplement timing, optimal carbohydrate timing and, of course, optimal training timing. Your biological clock must be consulted before squats. God forbid you train legs at 10:30 a.m. when your circadian rhythm had you scheduled for 4 p.m. Well, some researchers actually put this one to the test, and they did it considerably better than the usual exercise study involving eleven college kids and a leg-extension machine. A randomized controlled trial published Sept. 25 in the Journal of Cachexia, Sarcopenia and Muscle took 108 men and women between 60 and 80 years old and first figured out when each person was actually strongest. They tested them at 8 a.m., noon, 4 p.m. and 8 p.m. on separate days. Then they assigned them to train either around the...