Visit Insider's homepage for more stories. "How long a workout shall we do? An hour?" CrossFit athlete Sara Sigmundsdottir asked me. "Maybe a little less," I suggested. And I was very glad I did.

Sara Sigmundsdottir is an Icelandic CrossFit athlete and one of the sport's biggest stars. Training her core is key, and she works her abs at the end of every session, she told Insider.

Not only is Sara Sigmundsdóttir one of the fittest women ... Usually, I would kill myself in a workout, but I'm more protective now. I took my body for granted, and now I respect it more.' ...

Sara Sigmundsdottir once threw up three times after a training session due to menstrual cramps. The CrossFit athlete lost her periods for two years when she first started the sport. Where you are ...

With her third-place finishes at the 2015 and 2016 CrossFit Games, fourth-place finish in 2017, and a deadlift PB of 155kg, Icelandic athlete Sara Sigmundsdóttir certainly means business.

In the sport of CrossFit, there are no stars bigger than Iceland’s Sara Sigmundsdottir. With 1.4 million instagram followers and hoards of fans wherever she competes, no one receives louder ...

In the sport of CrossFit, there are no stars bigger than Iceland’s Sara Sigmundsdottir. With 1.4 million instagram followers and hoards of fans wherever she competes, no one receives louder ...