Medical research

Research team determines COVID-19 infection fatality rate

The district of Heinsberg in the German state of North Rhine-Westphalia is considered a hot spot for the novel Coronavirus SARS-CoV-2. Following a carnival celebration, the district became one of the first areas in Germany ...

Alzheimer's disease & dementia

Blood test is 94% accurate at identifying early Alzheimer's disease

Up to two decades before people develop the characteristic memory loss and confusion of Alzheimer's disease, damaging clumps of protein start to build up in their brains. Now, a blood test to detect such early brain changes ...

Medical research

Explaining vaccine clinical trial phases

Clinical trials are conducted in phases, each with slightly different objectives and increasing numbers of volunteers. This is primarily to ensure subject safety but also to make sure the process is as cost-effective as possible. ...

Diseases, Conditions, Syndromes

Studies find having COVID-19 may protect against reinfection

Two new studies give encouraging evidence that having COVID-19 may offer some protection against future infections. Researchers found that people who made antibodies to the coronavirus were much less likely to test positive ...

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