We've all heard the old adage "Those who help others help themselves." Well, you can help yourself get motivated, and help others while you're at it, by participating in a charity walk or run. It's not only a way to raise money for an organization that fights deadly disease, but it also gives you a great fitness goal.

Signing up for a charity walk or run has never been easier, thanks to the thousands of organizations with detailed Websites containing all of the information you need to get involved ‑- including registration forms, fundraising tips, personal Web pages to receive and monitor donations, and helpful tips on pre-event training.

Charity runs and walks are held in most major communities throughout the year, making it convenient to participate and physically prepare well in advance of any event. So now that you've got the basics, check out this list of some national charity events so you can get a running start on fundraising and fitness.