How to tell the difference between the common cold, flu and COVID-19

Is it COVID-19, the flu or the common cold? Jade Flinn, a nurse educator at Johns Hopkins Hospital’s biocontainment unit, outlines some of the key differences and similarities between the three illnesses.

Google memo lays out plan to fire employees who don't comply with vaccine mandate: report

Unvaccinated employees at Google may soon have to use the search engine to find job openings. A new company memo shows the company putting its workers on notice to comply with their vaccine policies or lose their jobs.

Omicron variant now makes up about 3% of US COVID-19 cases, CDC says

The CDC estimates that the new omicron variant of the coronavirus now makes up about 3% of COVID-19 cases reported nationwide.

California's statewide indoor mask mandate kicks off as virus cases rise

The mandate requires everyone in California to mask up indoors, regardless of vaccination status, from December 15 through January 15.

US COVID-19 death toll tops 800K amid increasing delta, omicron spread

The milestone is a sad ending to a year that held much promise with the arrival of vaccines, and comes as officials around the world are monitoring the spread of the new omicron variant.

Omicron variant is milder but better at evading vaccines, South African data indicates

The omicron variant appears to cause less severe disease than previous strains, South African data suggests. But the Pfizer vaccine seems to offer less defense against infection.

Man gets vaccinated up to 10 times in a single day

A man allegedly got vaccinated against COVID-19 as many as 10 times in a single day. Here's why:

Florida doctor helps treat long-haul COVID-19 patients, mental health symptoms

Dr. Kathleen Haggerty at the Watson Clinic in Lakeland is treating long-haul COVID patients, including those experiencing mental health symptoms.

Omicron in the US: North Carolina, Idaho, Rhode Island report first cases

Health officials in Idaho, North Carolina and Rhode Island reported the states' first cases of the omicron variant of the coronavirus on Friday. 

Omicron variant appearing milder than delta, South African doctors say

In the two weeks since omicron first was reported in Southern Africa, other doctors have shared similar stories. All caution that it will take many more weeks to collect enough data to be sure, their observations and the early evidence offer some clues.

Study: Nasal vaccine may help protect against COVID variants

Omicron and delta variants of COVID-19 have researchers investigating the effectiveness of existing vaccinations and boosters against emerging new strains of SARS-CoV-2. One protection against the quickly mutating novel coronavirus may potentially be through nasal vaccines, according to researchers of a new study published in Science Immunology.

Scientists seek COVID-19 origin nearly 2 years into pandemic

Nearly two years into the COVID-19 pandemic, the origin of the virus tormenting the world remains shrouded in mystery.

WHO warns omicron variant fears may set off hoarding of COVID-19 vaccines

The World Health Organization has expressed concerns that rich countries spooked by the emergence of the omicron variant could step up hoarding of COVID-19 vaccines.

LAUSD fires hundreds of unvaccinated employees

Nearly 500 Los Angeles Unified School District employees have been fired after they refused to get vaccinated against COVID-19.

Pfizer: COVID-19 booster offers protection against omicron in early study

Pfizer said its COVID-19 booster dose may protect against the new omicron variant, but the initial two doses appear significantly less effective.

Florida reports first cases of omicron variant: Know the symptoms

In a news conference Tuesday, Governor Ron DeSantis vowed again he would not lock down the state in response to the new strain.