A rough night can show up in places you don’t expect. Legs feel heavier. Stairs feel less friendly. Little annoyances feel bigger than they did yesterday. That’s not “just getting older.” Sleep plays a real role in how the body repairs, how the brain steadies itself, and how mood holds up during the day. For seniors, better sleep can support strength, balance, reaction time, confidence, and emotional steadiness. It won’t solve everything, and sleep problems can have medical c