题目内容：

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Everyone knows that regular exercise is good for the body. But exercise is also one of the most effective 1.(way) to improve your mental health. Regular exercise can have a profoundly positive influence 2. depression, anxiety, and more. It also relieves stress, 3.(help) you sleep better, and makes you feel happy. Research indicates that no matter how old you are or how fit you are, you can learn to use exercise as a 4. (power) tool to feel better.

Sure, exercise can improve your physical health, improve your waistline, 5. even add years to your life. So people who exercise 6.( regular)) tend to do so because it gives them an enormous sense of well-being. They feel more energetic throughout the day, sleep 7. (well) at night, have sharper memories, and feel more relaxed and positive about 8.(they) and their lives. And it's also powerful medicine for many common mental health challenges.

Wondering just how active you need to be to get a mental health boost? It's probably not as much as you think. You don't need 9.(devote) hours out of your busy day, train at the gym, or run mile. You can gain all 10. physical and mental health benefits of exercise with 30-minute of moderate exercise five times a week. Two 15-minute or even three 10-minute exercise sessions can also work just as well.