As much as it can be a blessing to be generously endowed, an energetic workout can be painful. Read up on the science behind the bounce, and discover how to buy the best bra for the job.

Finding larger bras for vigorous activity is a tough proposition. And yet, the right bra can make the difference between a walker and a jogger, or a woman who sticks with her exercise regimen and one who gives up.

“Breast size and pain caused by exercise can be a real barrier to women doing exercise,” believes Joanna Scurr MD, a sports scientist at the University of Portsmouth in the UK who pioneered the study of breast movement.

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