The body regulates temperature less effectively
This less well-known but important change is that after age 70, the body becomes less adept at detecting cold or heat. As a result, the risk of dehydration or heatstroke increases in summer, even without feeling thirsty or uncomfortable. The solution? Stay hydrated, even if you don’t feel like it, and pay attention to indirect signs such as sudden fatigue or headaches.
Sleep is changing
