Cooler air cannot hold as much moisture so it is released, falling as rain. These mountain barriers create a rain shadow effect that protects the San Juan Islands from the 150 inches of rain that falls annually on the mountainsâ western slopes.
About 100 million Americans suffer from chronic pain, defined as pain that lasts longer than six months. Chronic pain can be mild or excruciating, episodic or continuous, merely inconvenient or totally incapacitating. With chronic pain, signals of pain remain active in the nervous system for months or even years.
Introduction to Pain. 1  Pain is common in the long-term care setting. 2  Unrelieved chronic pain is not an inevitable. consequence of aging. 3  Aging does not increase pain tolerance or. decrease sensitivity to pain.  Most chronic pain in the long-term care setting. is related to arthritis and 1  musculoskeletal. Pain may be associated with mood disturbances.