Try this 30-day wellness jump-start with an achievable goal each day.

“A commonsense approach to heart health includes eating a healthy diet, exercising regularly and getting enough sleep,” says Dr. Arti Singh, a cardiologist with Prairie Cardiovascular. “Take it one step at a time to incorporate healthy habits into your lifestyle. Don’t get discouraged. You’ll find that making healthy choices makes you happier over time.”

Day 1: Say hello to strangers. Endorphins surge.

Day 2: Go to bed early. Your body and brain want 7-9 hours.

Day 3: Walk for 60 minutes. Destress and burn 300 calories.

Day...