Though the U.S. government has achieved its goal of administering at least one dose of the Covid vaccine to 70 percent of American adults, the delta variant continues to wreak havoc across the country ...

As the pandemic continues in 2021, we must remain vigilant against more contagious variants of the virus that have reached Colorado. Even with the rollout of vaccines this spring, we are in a race to ...

As new variants of the coronavirus spread within the United States, health professionals have suggested that Americans wear two masks. (Video: John Farrell/The Washington Post) Amid increasing ...