Do not every use an iron used for clothes on your hair. You may be surprised, but a lot of people still do this, and it damages hair pretty badly. Instead, opt for a straightening iron. These are not only easier to use, but they are also safer on your tresses.
When you shower, try to use lukewarm water as opposed to using hot water. This helps calm scalp irritation, which can cause dryness and redness. Rinsing your hair in cold water in the summer not only protects your scalp, but it feels refreshing too.
Learn to cut your hair yourself. Going to a hair salon ever so often can end up being costly, so if you learn how to cut it yourself, you can save a good deal of money. It is easy to find some simple tutorials; just look around online or check out a book at your local library.