Final answer:
Geriatrics is a specialty in American medicine that focuses on the medical treatment of the elderly. There is a shortage of geriatric specialists in the United States, and the demand for them is increasing due to the aging population.
Step-by-step explanation:
Geriatrics is a specialty in American medicine. The term geriatrics was coined by Dr. Ignatz Nascher in the early 1900s, and it focuses on the medical treatment of the elderly. Geriatrics is a separate practice from caring for children and adults, just like pediatrics is different from adult care. The demand for geriatric specialists is increasing due to the aging population, but currently, there is a shortage of such specialists in the United States.