Diseases, Conditions, Syndromes

What we know about the omicron variant

While the delta variant continues causing a surge of COVID-19 cases and hospitalizations in the United States, epidemiologists around the world are trying to learn as much as they can as quickly as they can about omicron, ...

Health

Pandemic precautions may have long-term effects on our microbiome

In recent years, scientists like the University of Delaware's Melissa Melby have been sounding the alarm about what is sometimes called "the hygiene hypothesis"—the effect of intensive sanitizing and increased use of antibiotics ...

Medications

Q and A: Reducing the risk of medication errors

DEAR MAYO CLINIC: My friend's father recently died from a medication error. One of his prescriptions was filled incorrectly and caused a fatal reaction. I take multiple medications for various conditions. How can I reduce ...

Health

The proper way to wash your hands

Dec. 6-12 is National Hand-Washing Awareness Week. It's a good reminder that frequent hand-washing remains the best defense against the spread of viruses, including influenza and SARS-CoV-2, the virus that causes COVID-19.

Vaccination

Trump doubles down on vaccine timeline, contradicts top expert

President Donald Trump expressed renewed confidence Wednesday that a viable COVID-19 vaccine would be ready by October, directly contradicting a top administration health expert and facing fierce criticism from his Democratic ...

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