Vaccination

Study links vaccine immune response to age

Older people appear to have fewer antibodies against the novel coronavirus, a new laboratory study from Oregon Health & Science University suggests.

Medical research

New technology measures blood flow to monitor sickle cell disease

More than 60 years ago, scientists discovered the underlying cause of sickle cell disease: People with the disorder produce crescent-shaped red blood cells that clog capillaries instead of flowing smoothly, like ordinary, ...

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