Medicine

Yale study finds low levels of a hormone may predict long COVID 
Only human Lyme vaccine in development enters phase 3 trial
Half of all vaccines are wasted. A gel could save them.
What ever happened to the first cryogenically frozen humans? 
A new drug could repair stroke damage to memory and movement 
Long COVID-19 and chronic conditions after viral infections may stem from an overactive immune response
Why don't surgeons train like fighter pilots? Now some do.
The Biden administration is preparing for legal psychedelics within two years 
ADHD drugs might also treat Alzheimer’s disease
A cheap nasal spray cuts COVID-19 risk by 62%