If you’ve gotten a little too comfortable with the same five- and 10-pound dumbbells, you’ve come to the right place. To convince you it’s time to lift heavy weights, we spoke with strength experts ...

Add Yahoo as a preferred source to see more of our stories on Google. ‘When you’re ready to lift heavy – so you’ve been strength training for at least six months and know how our body works and we can ...

Grant R. Tomkinson has received funding from the National Health and Medical Research Council, National Institutes of Health, and Public Health Agency of Canada. Hunter Bennett and Max Nelson do not ...