Repetitive Strain Repetitive strain injury, or RSI, is a condition caused by repeatedly putting your body in positions that cause unnecessary stress. Slouching, improper lifting and poor sleeping positions can all lead to its development. All of these activities cause irritation and damage to tendons, muscles, nerves and other soft tissues. As people age, they may experience poor eyesight, loss of hearing, disorders of instability, loss of balance, diminished coordination, reduced physical strength and vertigo, which can make even clean homes dangerous. So to have a really safe home seniors have to meet their body's needs.
All newborns cry.
It s one of their only ways to communicate before learning how to speak or to make even the simplest facial expressions. But when an infant remains uncontrollably irritable for hours each day and there s no apparent physiological explanation, chances are that he or she has colic.