10 Healthy Lifestyle Tips for Adults 1. Eat a variety of foods 2 . Base your diet on plenty of foods rich in carbohydrates 3. Replace saturated with unsaturated fat 4 . Enjoy plenty of fruits and vegetables 5. Reduce salt and sugar intake 6 . Eat regularly, control the portion size 7 . Drink plenty of fluids 8 . Maintain a healthy body weight 9 . Get on the move, make it a habit! 10 Start now! And keep changing gradually.