Owner of the online fitness magazine and community [login to view URL], published 3 books on Amazon. I can write about more fitness related topics, but especially kettlebell training, crossfit, brazilian jiu jitsu, boot camp, circuit training, tabata, outdoor training, bodyweight training etc. I write daily for [login to view URL] and also for others. I have professional video editing and social media marketing skills which can come in handy to promote your writing.