Article in English: The water content will cause your hair to curl back up or frizz immediately. Do use a hairspray if you live in a humid area, however. Your hair will be prone to frizz due to the added moisture in the air. Rain will undo all your hard work and leave you with a frizzy mess. Also, remember to carry a headband with you in the summer to keep the perspiration from your bangs. If you are jogging or walking, consider putting your hair up in a ponytail. Don't worry though, all you have to do is repeat the straightening process again! Just don't straighten your hair too much, as it will cause your hair to become dry and damaged. Try to save the straight look for special occasions!

Summary in Chinese:
避免喷水或者打摩斯。 随手备着一把伞。 要明白如果你洗头发，最后会恢复原状，不要担心，你所需要做的就是重复直发的步骤。