You can achieve a happy life by first detaching your expectations of what a happy life should be.Instead, focus only on what makes you happy and take action to do those things you find joy in. Then, you'll be able to lead your ideal happy life.
Build Healthy Eating Habits
Eat a variety of vegetables, especially dark green, red, and orange vegetables (3 or more servings a day).
Eat a variety of fruits (2 or more servings a day).
Eat whole-grain, high-fiber breads and cereals (3 to 6 servings a day)
Drink fat-free or low-fat milk and eat low-fat dairy products.
A healthy lifestyle and simple behavior changes can help you get a good night's sleep
Limit electronics. Limit usage of electronic devices and blue light 45–60 minutes before bed
Maintain healthy sleep environment.
Limit caffeine and other stimulants.
Keep a consistent sleep-wake schedule.
Make exercise a daily habit
Piece your workout together. You don't need to get all your exercise at one time.