Opioid analgesics are approved by the FDA for the treatment of moderate or severe pain. However, individual patients differ greatly in clinical response to different opioid analgesics, and patient populations show widely variable response to the same opioid and dose.

Anemia may be common in the elderly patient, but it should not be accepted as normal aging. The scientific evidence suggests that consequences of untreated geriatric anemia are significant. Anemia leads to poorer quality of life and increased morbidity and mortality.

Today, some label human trafficking as a form of "modern day slavery," and frequently, human trafficking has been linked to sex work and prostitution, although there are other forms of trafficking, such as forced labor and domestic work.

Widespread outbreaks of novel (new) coronavirus infection have occurred in each of the past two decades, and the current outbreak poses the third threat of a severe novel coronavirus epidemic on a global scale.