CHRONIC IS A TERM you've probably heard used to describe certain medical conditions. But you might know what it really means or which types of illnesses it refers to. Chronic conditions are diseases ...

Individuals infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (COVID-19), can experience ongoing symptoms after acute infection ...

Acute and chronic conditions typically differ in how they develop and how long they last. Broadly speaking, acute conditions occur suddenly, have immediate or rapidly developing symptoms, and are ...

Chronic liver disease is long-term liver damage that worsens over months to years. Ongoing inflammation can lead to fibrosis, which can progress to permanent scarring called cirrhosis. Common causes ...

Chronic disease is, by its very definition, omnipresent. But changes year to year have the potential to make certain conditions into flaming-red targets for researchers and drugmakers. This year was ...

We can expect chronic disease rates to worsen as greenhouse gas emissions trend upward and contribute to more frequent and ...

Nine out of 10 people with chronic kidney disease only find out when it progresses to later stages. Here’s what we know about its risk factors—and why there's new reason to hope for more effective ...

Is obesity among the most misunderstood, misclassified, and mistreated diseases? Over the past 30 years, researchers have not only identified a key hormone (leptin) that helps regulate appetite and ...