Oncology & Cancer

Research strengthens evidence linking alcohol use to cancer

As Americans gear up for the holiday season, new research offers a timely reminder to reflect on the long-term health effects of raising a celebratory glass—or two. Alcohol is known to increase the risk of several cancers ...

Diseases, Conditions, Syndromes

Understanding the scars of kidney disease

Scarring is a key feature of chronic kidney disease. Now, University of Connecticut researchers report in Kidney International that a specific protein encourages scar tissue formation. Their research could someday help preserve ...

Health

Toxic air in the home is a global health emergency

After joining the GBD 2021 Household Air Pollution team, an international effort to quantify the global health burden of household air pollution from 1990 to 2021, I expected familiar work: analyzing how indoor smoke harms ...

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A chronic disease is a disease or other human health condition that is persistent or long-lasting in nature. The term chronic is usually applied when the course of the disease lasts for more than three months. Common chronic diseases include asthma, cancer, diabetes and HIV/AIDS.

In medicine, the opposite of chronic is acute. A chronic course is further distinguished from a recurrent course; recurrent diseases relapse repeatedly, with periods of remission in between.

While often referred to as "non-communicable diseases", also usually lasting medical conditions, the latter are distinguished by their non-infectious cause. In contrast, some chronic diseases, such as HIV/AIDS, are caused by transmissible infections.

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