Is aerobic exercise or strength training better for weight loss or do you have to do both? I really want to lose weight, but I’m not sure about the exercise component. Is there any research that answers this question? I’m glad to hear that you’re factoring exercise into your weight loss plan. Daily physical activity is essential, not only to help speed your weight loss but for your overall health going forward. And you’re in luck. A newly published (2015) study from Spain sheds light on the previously unanswered question of which kind of exercise is most effective….