Velocity/Acceleration:Velocity/acceleration is the speed of body part motion and the rate of change of speed of body part motion, respectively. It is generally regarded that increased acceleration leads to increased risk of injury
Marji Hajic (Guest Author), BellaOnline - The Voice of Women (encouraging, supportive publishing community for women), Ergonomic Glossary - Risk Factors, Massachusetts, USA 2013. http://www.bellaonline.com/articles/art33472.asp, (Ergo - Amer) {749}