出版社：International Organization for Standardization
摘要：Getting fit and staying healthy is happily becoming the realizable dream of more and more of us in today’s health-conscious society. An early workout to start the day, or rushing off to the gym from the office is increasingly a part of the daily routine of many. Yet, as we step up and down or run on the treadmill, what guarantees do we have that we are using the machine correctly and avoiding unnecessary risks ?
