Healthcare

Long COVID: Self-targeted immune attacks may lurk behind it
At long last, we might have an HIV vaccine 
Woman with rare gene mutations feels no pain, anxiety
This 20-year chart of depression diagnoses shows an incredible shift 
First-of-its-kind trial shows AI beat humans at analyzing heart scans 
5 drugs that changed the world (and what went wrong)
MIT just created a test that can tell if you’re immune to COVID-19
What smart toilet seats reveal about digital health’s evolution 
Which microbes live in your gut? A microbiologist tries at-home test kits
You no longer need a prescription to buy hearing aids in the US