" It 's safe to say that a program like Crossfit performed three to five times a week can definitely bring a weekly dose of aerobic exercise " strong " that can easily meet the current
recommendations of public health. More and more scientific studies demonstrate the effectiveness of short periods of high intensity exercises and in improving physical fitness but also on a wide
range of health markers. in fact , abundant scientific evidence suggests that vigorous activity impact the largest health than moderate activity. Used to secure and reasonable way , I believe
that CrossFit has not only the potential to change people's lives but also to change the fitness industry for the better "
Dr. Tony Webster du Pacific Institute for Sports Medicine
" I AM GRATEFUL TO THOSE WHO RESPONDED " NO " ; THANKS TO THEM, I DID IT MYSELF "