John Rarity

John Rarity

John Rarity is the inventor of the Portable Kettlebell, a training tool that combines the benefits of kettlebells and sandbags. Rarity has also offered training on remote fitness planning and served as an editor for several publications.

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Build Strength with Kettlebell Sandbags

"The use of kettlebells has grown immensely over the past few years, as they can offer a great bang for your buck when it comes to time spent exercising...

4 Steps to Win Your Next Race

Whether you're a total newbie or already an exprienced runner that wants to kick-it-up a notch this race season, understanding the WHY behind you're...

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