(CNN) – We’re all looking to maximize results while minimizing time and effort in the gym. That search for shortcuts has translated into a lot of myths about exercise. CNN.com asked exercise physiologists, trainers and nutritionists about their most hated exercise myths.
Consider these the 10 persistent myths of fitness.
10) Your cardio machine is counting the calories you’re burning.
“It doesn’t mean anything,” said Mark Macdonald, personal trainer and author of “Body Confidence” about the calorie numbers spit out by the cardio machine.
Some machines don’t even ask for your weight or sex.
“It’s not asking your body composition,” he said. “If you’re at 18% body fat, you’re going to burn a lot more than if you’re female at 35% body fat.”
And how many people know their body fat percentage?
The number calculated by your machine is likely not accurate.