Add Yahoo as a preferred source to see more of our stories on Google. Although it might look unusual, back arching is pretty common in babies. Read about the possible causes, including gas, motor ...

Add Yahoo as a preferred source to see more of our stories on Google. Exercise Scientist: I'm Begging Guys to Try This Bench Press Trick for Heavier Lifts originally appeared on Men's Fitness. To arch ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Arched bench press is ...