As a personal trainer, you probably know that exercise has been shown to increase bone strength, as measured by bone mineral density (BMD), in people of all ages. But did you know that the degree to which exercise improves BMD depends on a variety of factors, including age, reproductive hormone status, nutritional status and the nature of the exercise?
Clients who read about the occasional
athlete who suffers from a fatal incident on the basketball court or football field, or the marathon runner who “blows out his knees,” may ask, is exercise really safe? The best answer to that question is, Exercising is safer than remaining sedentary.
With ArthritisBy Johndavid Maes and Len Kravitz, PhDLearning Objectives
After reading this article, readers should be able to:
Describe what arthritis is and the most common types.
Discuss the nationwide impact of this problem.
Describe the most common symptoms of this disease.
Discuss some of the myths and misunderstandings of arthritis.
State the appropriate exercise approach for those suffering from arthritis.
Kickboxing continues to be popular among consumers, but fitness professionals have long been concerned about the rate of injuries in classes.
Although researchers have studied
incidence and injury in other fitness
formats, little information has been available on kickboxing injury rates—until now.
Dr. Jan Atwood, an incredibly fit 72-year-old retired exercise science professor from Penn State, knocked on my office door about a year ago. When I complimented her on looking so great, she humbly told me that her running days were over and walking was her new exercise focus despite the pain in her knees. She was hoping I could suggest a nutrition supplement or a special food that, put simply, could make the pain go away. Although I didn’t know Jan well, I knew she wouldn’t be asking for something unless the pain was real and persistent.