Vaccination

Using smart sensors to ensure vaccine safety

In most methods used today, clinical trials designed to evaluate the safety of a new drug or vaccine employ self-report questionnaires, asking participants how they feel before and after receiving the treatment. A new study ...

Diseases, Conditions, Syndromes

What's a pulse oximeter? Should I buy one to monitor COVID at home?

Having a low level of oxygen in the blood is an early sign of worsening COVID. But not everyone gets obvious symptoms. For instance, some people can have low oxygen levels without getting short of breath or feeling otherwise ...

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