Hypothyroidism is a disease of thyroid hormone deficiency.
The most common cause of hypothyroidism worldwide is insufficient intake of iodine, a mineral found in iodized salt and some foods (such as seafood and dairy) that is needed for production of thyroid hormones. In the US and other...
Electronic health record (EHR)–based patient portals have enabled asynchronous communication between patients and physicians1,2 but have contributed to fragmented and inefficient work and subsequent physician burnout.3,4 In response, a large ambulatory network in the Western US set aside 1...
Allergic rhinitis affects approximately 1 in 6 adults, and chronic rhinosinusitis (CRS) affects approximately 1 in 8 adults in the US.1,2 Climate change, due in part to rising global temperatures secondary to release of carbon dioxide (CO2) and other greenhouse gases, is a growing public health...
Context
Current guidelines recommend indefinite anticoagulation after ablation of atrial fibrillation (AF) in patients with a CHA2DS2-VASc score ≥2–3, but few data support this practice. In a recent randomized trial (ALONE-AF), stopping anticoagulation 1 year after ablation did not raise...
Pet ownership can have health, emotional and social benefits; however, pets can serve as a source of zoonotic pathogens. One large, regional survey reported more than 75% of households having contact with a pet,1 and close, intimate interactions with pets (e.g., sleeping in beds with owners,...
Background: Changes in the vaccine advisory process in the United States have disrupted immunization guidance, which reinforces the need for independent evidence review to inform decisions regarding immunization for respiratory viruses during the 2025-2026 season.
Methods: We conducted a...
Ovarian cancer is a malignancy of the ovary, the female reproductive organ that produces eggs.
How Common Is Ovarian Cancer?
Among women worldwide, ovarian cancer is the eighth most common malignancy and cause of cancer death. In 2022, ovarian cancer was diagnosed in about 325 000...
What Is Breast Density and How Common Are Dense Breasts?
Breast density refers to the amount of dense tissue (like glands and fibrous tissue) you have compared to fatty tissue in your breasts. Dense breasts are very common. About half of all women have them.
Why Does Breast Density...
Rationale
People with cardiovascular disease are at risk of recurrent major adverse cardiovascular events, and chronic low‐grade inflammation may be a major underlying factor. Treatment with low‐dose colchicine has been proposed for the secondary prevention of cardiovascular events in...
Importance: Approximately 27% of adults in the US and Canada report having ever used cannabis for medical purposes. An estimated 10.5% of the US population reports using cannabidiol (CBD), a chemical compound extracted from cannabis that does not have psychoactive effects, for therapeutic...
