10 simple ways to be happier are: 1) Surprise someone by throwing a party, getting concert tickets, or visiting a friend or family member. 2) Get exercise outdoors by walking, running, or biking. 3) Contribute to a cause you care about through donations of time, money, skills or items. 4) Start your day in a relaxing way with music, exercise or fresh air. 5) Engage in creative activities like painting, crafts, playing an instrument. 6) Spend quality time with friends enjoying food, activities. 7) Appreciate natural beauty and architecture around you. 8) Make plans to look forward to like outings, visits or travel. 9) Give sincere complim