CME activities, cases, challenges, videos, and more teaching and learning tools from the New England Journal of Medicine.

A 60-year-old man with hypertension and bipolar disorder was incidentally found to have small cysts on his kidneys during MRI of the abdomen.

Explore this issue of The New England Journal of Medicine (Vol. 0 No. 0).

As-needed fixed-dose albuterol–budesonide may lower the risk of severe asthma exacerbations, as compared with as-needed albuterol alone, in patients with uncontrolled disease despite treatment ...

Explore the current issue of The New England Journal of Medicine (Vol. 393 No. 2).

In the current anti-immigrant political environment in the United States, what will happen when immigrants who work in the health care system are forced to leave?

Intravenous thrombolysis remains a standard treatment for acute ischemic stroke within 4.5 hours after onset. Vascular reocclusion may occur after intravenous thrombolysis and may be preventable ...

In 2006, a prospective observational study first showed that physical activity after a colon cancer diagnosis was linked to a decreased risk of recurrence and death.1 Since then, numerous observati ...

NEJM uses highly rigorous editorial, peer, and statistical review processes to evaluate manuscripts for scientific accuracy, novelty, and importance.

Malnutrition in older adults is common, underrecognized, and contributes to poor health and risk of death. Guidelines are available to facilitate prevention and treatment of malnutrition.

Use of some antifungal pesticides may select for resistant fungi in the environment, which can then endanger human health. Coordinated regulatory processes in this area are important.