Some days, the hardest part of exercise isn’t the stretching, walking, lifting, or balancing. It’s getting started. That’s especially true when a routine depends on willpower alone. A rainy morning, a stiff knee, a poor night’s sleep, or a packed calendar can make it easy to say, “I’ll do it tomorrow.” But when someone is waiting at the park, saving a spot in class, or calling to ask, “Are we still walking today?” exercise feels different. It becomes part of life, not one mor