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Close-up of a hospital patient's hand with a bandage and an IV tube.

Long-Term Impact

For severe COVID-19 illness, inpatient rehab helps, functional deficits remain for many

SARS-CoV-2 particle in gray with spikes studding surface in red, against a black background

Unwanted Stability

Sturdier spikes may explain SARS-CoV-2 variants’ faster spread

coronavirus and antibodies

Escape Artist

How SARS-CoV-2 mutations allow the virus to dodge immune defenses

Image of 3 vaccine bottles & a syringe

Safety Check

Data reveal risks of allergic reaction after COVID-19 mRNA vaccines

Backlit pipettes filling a matrix with a blue fluid.

COVID-19 2.0

Scientists racing to understand behavior, spread of mutating virus

Two hands, each holding a covid-19 blood test, one negative, one positive

Apples to Apples

New model compares, estimates false-negative rates among COVID-19 tests

digital image of coronavirus with antibodies

Antibody Mischief

Activation of different antibodies may account for variances