Initially when the action cam was first introduced to the market, many people use them to capture their speed and actions when playing certain Extreme Sports (sometimes called X Games or X-treme Games) like kiteboarding, wakeboarding, skateboarding, windsurfing, snowboarding, skiing, surfing, mountain biking, etc. Others would mount it on their bike for capturing the great scenic views as they cycle along paths or through parks, others on top of their Radio Controlled cars or on their sniper rifles when playing war games or paintball games.
However, with video sharing getting more popular, action cams are no longer restricted to sports enthusiasts. People use them for everyday entertainment to share with their friends and family. Here are some common uses of an action cam: