About how to keep healthy的用法和样例：
- Make a conclusion about how we can do to keep healthy and draw a conclusion according to the students'answers.
- Balance And ProprioceptionWe hear a lot about how to keep our heart and lungs healthy, but not so much about how to keep our balance and proprioception in check.
- I have not the least idea about how to play bridge.
- Each incident has inflamed emotions in the Japanese communities around U.S. bases, and has renewed an old debate about how to keep U.S. troops in line.