United Airlines flying Pfizer COVID-19 vaccine

United Airlines Holdings Inc., reportedly began operating charter flights on Friday to better position Pfizer’s COVID-19 vaccine for distribution once the shot is approved by the Food and Drug Administration.

Americans should be warned of coronavirus vaccine side effects, medical experts say

While promising coronavirus vaccine candidates could aid in bringing the pandemic to its heels, doctors recommended to federal health officials this week that those who eventually receive the long-awaited jab should be wary of the side effects — such as body aches and bad headaches — so they will return for the second dose.

A vaccine won't end the COVID-19 crisis right away, experts say

Many challenges lie ahead — not just the logistical hurdles involved in the biggest vaccination campaign in U.S. history, but public fear and misinformation that could hinder the effort and kick the end of the pandemic further down the road.