Today, due to numerous medical and scientific advances, people are living longer than ever before. But you have to be good to your body, mind, and soul. The following tips are a good start for getting you on your way to living a long and healthy life.     Eat a balanced diet -- one that is rich in fruits, vegetables, whole grains, and fiber and low in saturated fat, trans fat, and cholesterol. A well-balanced diet can provide your body with the essential nutrients needed to achieve and maintain optimum health.   Be physically active -- try to incorporate 30 minutes of activity into your day, every day. The options are endless; start walking on the beach in the mornings, try jogging with a friend, or go for a bike ride in the afternoons. Make sure you choose activities that you enjoy, that way you'll be more likely to make them a habit.     Get regular preventive check-ups --see your doctor regularly; remember your doctor is your partner in health care. By having regular check-ups, you may be able to catch small problems before they become big ones.     Be safe -- use common sense and be streetsmart  . Don't put yourself in situations that are questionable. Always wear your seatbelt and bike helmet. Don't go for a run, walk, or jog at night by yourself. Keep your home well lit and free of things that could make you fall.     Stay in touch with family and friends -- get to know your neighbors. Take the time to be involved with your community. By creating a strong social network, you will not only have friends to celebrate with when good things happen, but also a support system in difficult times.     Keep a positive attitude -- studies have shown that people who have a positive attitude tend to live longer, and lead healthier and happier lives. Try to find the humor in life. And remember to laugh. What should you do to keep a positive attitude?
Try to be humorous and happy. Keep laugh all the time , Have a good mood. Exercise every day.
Question: Today, due to numerous medical and scientific advances, people are living longer than ever before. But you have to be good to your body, mind, and soul. The following tips are a good start for getting you on your way to living a long and healthy life.     Eat a balanced diet -- one that is rich in fruits, vegetables, whole grains, and fiber and low in saturated fat, trans fat, and cholesterol. A well-balanced diet can provide your body with the essential nutrients needed to achieve and maintain optimum health.   Be physically active -- try to incorporate 30 minutes of activity into your day, every day. The options are endless; start walking on the beach in the mornings, try jogging with a friend, or go for a bike ride in the afternoons. Make sure you choose activities that you enjoy, that way you'll be more likely to make them a habit.     Get regular preventive check-ups --see your doctor regularly; remember your doctor is your partner in health care. By having regular check-ups, you may be able to catch small problems before they become big ones.     Be safe -- use common sense and be streetsmart  . Don't put yourself in situations that are questionable. Always wear your seatbelt and bike helmet. Don't go for a run, walk, or jog at night by yourself. Keep your home well lit and free of things that could make you fall.     Stay in touch with family and friends -- get to know your neighbors. Take the time to be involved with your community. By creating a strong social network, you will not only have friends to celebrate with when good things happen, but also a support system in difficult times.     Keep a positive attitude -- studies have shown that people who have a positive attitude tend to live longer, and lead healthier and happier lives. Try to find the humor in life. And remember to laugh. What should you do to keep a positive attitude?
A. Try to be humorous and happy.
B. Keep laugh all the time ,
C. Have a good mood.
D. Exercise every day.
Answer: