There are a lot of words you could use to talk about 2020. But in the spirit of keeping things family-friendly, we’ll stick with this one: change. From putting off bedtime to taking ourselves a little too seriously to totally rethinking our dating app strategies, this past year has been a double order of change served with a large side of change. So it’ll come as a surprise to no one that the pandemic has also changed how — and how much — we exercise.