Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died. Here are the symptoms.

Historically, COVID-19 symptoms have been fevers or chills, cough, shortness of breath, cough, congestion or a runny nose, sore throat, loss of taste or smell, fatigue and body aches, headache, nausea or vomiting or diarrhea, according to the CDC.

With a recent surge in influenza, COVID-19, norovirus, respiratory syncytial virus (RSV), and other respiratory viruses, it's critical to pay close attention to your heart and symptoms—especially if you have heart disease or the risk factors for it.

The hidden pandemic of ME/CFS affects 1 in 22 COVID-19 survivors and this lifelong syndrome includes fatigue, brain fog, and post-exertional malaise, with no cure currently available.

A US Centers for Disease Control and Prevention (CDC)-led study identifies three clusters of post-COVID multisystem inflammatory syndrome in children (MIS-C) based on the frequency of respiratory symptoms, frequency of shock and cardiac complications, and clinical severity.

Jan. 20, 2025, marks five years since the CDC reported the first laboratory-confirmed case of COVID-19 on American soil.

Thousands of Oklahomans are sick with the flu. Symptoms of influenza include chills, fever, cough and body aches.

While we know the hallmark symptoms of COVID ― like coughing, fatigue, for example ― there are some COVID-19 symptoms that aren’t normal and shouldn’t be treated as such. “What’s really important is making sure people look out for certain ...

Sneezing, fever, chills, vomiting, coughing — it’s not just one virus wreaking havoc this winter; it’s a combination of four major illnesses.

A new study based on German long-COVID patients shows 68% experience the same symptoms in year 2 as in year 1 of the chronic condition. The study, published yesterday in PLoS Medicine, adds to the current understanding of the long-term prognosis of post-COVID-19 syndrome (PCS).

Study highlights a fourfold increase in ME/CFS risk among COVID-19 patients, with 89% of post-COVID ME/CFS cases overlapping with severe long COVID symptom clusters.

COVID-19 vaccination reduces severity of acute disease, but does not decrease neurological manifestations of Long COVID.