Research in recent years has focused on the qualities and attitudes that separate heroes from the rest of us. Certain traits determine     1     a person is willing to take a heroic risk or not. Heroes tend by nature to be hopeful.     2     (believe) events will turn out well. They consciously try to keep     3     (fear) when pursuing their goals, and they tend to block out the     4     (possible) of injury or material loss.

You can be happy even when you’re suffering from illness, but that doesn’t mean you should ignore the aspects of your health     1     are in your control. Exercise and sleep are particularly important when it comes     2     happiness.

Making exercise a regular habit isn’t just good for the body. It also has a     3     (power) effect on mental well-being. People who exercise regularly are happier across the board. Plus, they’re also less stressed, anxious, and     4     (depress).

It doesn’t really matter     5     kind of exercise you do, so long as you do it regularly. For the best results, aim for an hour of exercise at least five days a week. If you find something you enjoy, you’ll be more likely     6     (stick) to it. So don’t think you’re limited to     7     (go) to the gym. Find something that suits your lifestyle and preferences. If you’re having trouble thinking of activities you enjoy, think back to when you     8     (be) a kid. What sports or games did you like to play?

Also, getting quality sleep every night directly     9     (affect) your happiness, and emotional stability during the day. When you re lacking sleep, you’re much easier to stress. It’s harder to be productive, think creatively, and make wise     10     (decide). The average person needs at least 7.5 - 9 hours each night.