The research team used electronic health records data to divide patients into four groups to track symptoms across different obesity levels.

With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

Add Yahoo as a preferred source to see more of our stories on Google. What are the most common COVID-19 symptoms doctors are seeing in October 2025? Read on to find out what to look out for, how to ...

COVID-19 plays a smaller role in everyday life, but the disease has not disappeared. Here are the symptoms you should be aware of.

Distinct symptom patterns emerged across the three-year follow-up period. Long COVID was most strongly associated with depressive symptoms emerging at the latter follow-up (adjusted risk ratio [aRRR], ...

A sweeping international study of more than 3,100 long COVID patients has uncovered a striking global divide in brain-related ...

The novel coronavirus that causes COVID-19 has spread globally, killing hundreds of thousands of people and infecting millions more. The pandemic has upended life around the world, delivering a ...

New research led by Mass General Brigham followed more than 3,500 patients, finding that 10.3% had symptoms consistent with long COVID three months after infection, 81% of whom continued to experience ...

An important part of aging well is protecting ourselves from infectious disease—like COVID-19. Older adults continue to be at greater risk for severe COVID illness, hospitalization, and death due to ...

Add Yahoo as a preferred source to see more of our stories on Google. COVID-19 turns six this fall. While we may wish it didn't, the good news is that we're much more informed about the illness once ...