Most swimmers opt for the front crawl, which features an alternating overhand motion of the arms and a scissor or flutter kick to propel swimmers forward. It is the fastest stroke of the four ...

Flutter kicks replicate the freestyle kick movements we see every day in swimming during the majority of our practices. However, doing flutter kicks provides a different benefit.

While there are few restrictions in freestyle events, swimmers always use the front crawl, as it is the fastest stroke. For the front crawl, swimmers use an alternating arm motion and flutter kick.

I'm always up for a challenge, so I decided to spend 30 days doing flutter kicks, in an attempt to master the exercise and get an even stronger core.