How to Think Like a Fit Person

Why: Segar says that one of the biggest reasons many of her female clients have trouble sticking to an exercise routine is that they feel guilty making time for it. She recommends the oxygen mask approach to working out: Before we can take care of others, we need to take care of ourselves. And when we do that, we'll not only be less likely to throw our back out while, say, picking up shoes from the middle of the living room floor, but also less likely to snap at the person who left them there.