Sports Illustrated’ swimsuit model Katie Austin risks a teeny tiny string bikini in a ‘breathtaking’ new share just days ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Side planks trains your ...

Tom Brady’s rumored on-again, off-again supermodel flame Irina Shayk is on top of her game, one month ahead of her milestone 40th birthday. While in a tropical paradise for a modeling shoot, the ...

Flawless bikini model Haley Kalil — who’s been revealing some headline-grabbing NSFW dish on her divorce from former NFL star husband Matt Kalil — heats up a recent SI Swim share in a bright orange ...

Valeria Ammirato turned up the heat with a sultry new mirror snap that instantly sent fans flooding her comments section.

Has your core routine gotten stale? I know mine has. While crunches, Russian Twists, and planks are effective, after doing them a bunch, they might get a little, well, boring. Not to mention, there ...

While crunches, sit-ups, planks, and other floor-bound movements are effective core-strengthening exercises, standing abdominal workouts offer unique benefits, especially for runners. If you’re ...

Travis Kelce’s ex, fitness influencer Kayla Nicole, flaunts her chiseled, ‘home grown body’ in steamy string bikini video.

A strong core comes from intentional training that challenges your abs to stabilize, rotate, resist rotation, and support your spine through every direction you move. When you target these abilities ...

Kylie Jenner put her own skin-baring spin on holiday style Monday, proving you don’t need a single flake of snow to sport the season’s metallic trend. While most parts of the country are pulling out ...

Demi Lovato revealed the latest edition of her song It’s Not That Deep featuring Joshua Tree, Let You Go (Live), and Ghost. The hitmaker proved she’s got the moves - and the looks - as she shared a ...