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来自MSNYou only need two light dumbbells and 15 minutes to strengthen your core, arms and shouldersIf, like me, you're not a huge fan of sit-ups, the good news is there are plenty of other ways to strengthen your abs and ...
"Dumbbells are among the most effective and accessible tools for beginners to start strength training ," agrees personal trainer Edwina Jenner. "They allow for natural movement patterns, a better ...
Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...
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