If your goal is to be healthier in 2026, you don’t have to overhaul your habits, follow a strict diet or spend hours at the gym. Taking baby steps to collectively improve three of the most important behaviors — sleep , exercise and nutrition — may not only boost health but also lengthen your life , new research shows. The changes could be as basic as a few extra minutes of sleep per night, plus a few more vegetables or grains and a few extra minutes of exercise per day. Scientists at the