You're Washing Your Sheets All Wrong

How often do you wash your sheets? When they look dirty? When you're expecting company? When they start to smell?

Well, it turns out, you should be washing them every week. According to a new video put together by the "Today" show, there are several important things you need to know about keeping your bedding clean.

Besides the frequency with which your sheets need to be thrown in the washing machine, you also need to pay close attention to the temperature of the water and the dryer.

Watch the short clip above to get schooled on how to prevent wrinkly sheets and the best way to kill allergens.