Four Types of Actuators. An actuator is a kind of motor that controls or moves mechanisms or systems. It takes hydraulic fluid, electric current or other sources of power and converts the energy to facilitate the motion.
Adiposis dolorosa affects mainly women of 25-40 years, but can make its appearance at any age. Much suggests a dominant line of inheritance (13, 14), particularly strong in the line great grandmother-mother-daughter. The disease is approximately twenty times more prevalent amongst women than men.
Anyone can develop dermatomyositis. It most often occurs in children age 5 to 15 and adults age 40 to 60. Women develop this condition more often than men. Polymyositis is a similar condition, but the symptoms do not include a skin rash.