In 1973, Harriet Williams published in "Quest" on volunteer bias (self-selection bias) in kinesiology research. Williams' evidence-based commentary included a discussion on sex differences in volunteerism. More recently, some exercise and sports scientists (ESS) have suggested "investigator" bias explains the lower proportion…

This is my 35th year of running most days a year. That was correct most days a year not a week. Running is my first priority each day. Developing a routine will assist those who want exercise to become a habit. After I awake I drink a glass of water and a cup of coffee then my dog "Jazz" and I hit the streets for a 3-4 mile run. Later in…

Aerobic and resistance exercise are currently prescribed by physicians to treat chronic pain. However, patient fitness level must improve before he/she feels better. Pain management programs help patients become more active so they can function at work and home. (SM)

Purpose: We present final outcomes from the multiple-component Fit and Strong! intervention for older adults with lower extremity osteoarthritis. Design and Methods: A randomized controlled trial compared the effects of this exercise and behavior-change program followed by home-based reinforcement (n = 115) with a wait list control (n = 100) at 2,…