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Rett syndrome is named after Andreas Rett, an Austrian physician who published the first description of the condition in 1966.
Source: International Rett Syndrome Foundation
Pain is the most common medical complaint of older Americans. Causes of pain in older adults include joint pain, postsurgical pain, chronic disease, and conditions associated with aging.
Source: The National Institute of Neurological Disorders and Stroke
In 2018-2019, among adolescents in the United States ages 12 to 17, 15.1% had a major depressive episode.
Source: Centers for Disease Control and Prevention
Autoimmune diseases affect more than 23.5 million Americans. Certain groups of people are at greater risk for some conditions. For example, lupus is more severe for African American and Hispanic people, while type 1 diabetes is more common in White people.
Source: The Office on Women’s Health
One of the first known prosthetics was a wooden and leather toe found on an Egyptian mummy that dates to 950-710 B.C.
Source: University of Manchester30+
Temporomandibular disorders (TMDs) include more than 30 conditions that cause pain and dysfunction in the jaw joint and muscles that control jaw movement.
Source: National Institute of Dental and Craniofacial Research
“Severe” hearing loss is the ability to only hear sounds once they are at least 71 to 90 decibels (for example, a vacuum cleaner or alarm clock). “Profound” hearing loss is the ability to only hear sounds at least 91 decibels (such as a subway, passing motorcycle, or gas lawnmower).
Source: American Speech-Language-Hearing Association
Red blood cells that are "sickle" shaped block blood flow through the body, causing recurring pain episodes.
Source: National Heart, Lung, and Blood Institute
When both parents have sickle cell trait, they have a 25% (1 in 4) chance of having a baby with sickle cell disease with each pregnancy.
Source: Sickle Cell Disease Association of America, Inc.