I'm generally of the mindset that anything that gets someone moving more is an exercise worth doing. Considering that about one-third of adults and 80 percent of teens don't meet the bare minimum when it comes to general exercise recommendations, according to Pacific Standard, I think it's important to do more encouraging than discouraging.
But that doesn't mean every boutique studio or strengthening move or cardio machine was created equal. Some exercises may not deliver the results you'd expect, and others could actually hurt you. Here are five workouts I stay away from.