Summarize this article:

The Running Man became a popular dance move again as it gained popularity on social media. Many people recorded their moves and shared it online to participate in this viral dance challenge. To show off your new moves, use a recorder or the video recording feature on your cell phone to capture your moves.  Ask a friend or family member to join you. Think of fun, interesting places to do the Running Man to make others laugh. Dance in a parking lot outside of school, or bundle up in warm clothes and dance in your yard after a snow storm. Once you have recorded your dance, upload it to Facebook, Instagram, Snapchat, or another social media website. Let your friends and family enjoy the dance craze challenge. As you upload your video, use the hashtag #RunningManChallenge in the description or the comments section. This will help others find your post more easily.

Summary:
Record your dance moves. Upload the video to social media. Use the appropriate hashtag.