Johnson & Johnson revealed that a two-dose version of its COVID-19 vaccine offers strong protection against the virus. How strong? Here's what we know.
Parents have long been waiting to hear about a COVID-19 vaccine for children aged 5 to 11. Here's what we know about the timeline and safety of such vaccines.
Despite talk of rolling out booster shots to all adults, the FDA only recommends them for those at high risk, including first responders and those 65 or older
Recent studies have looked at reports of the COVID-19 vaccine impacting women's menstrual cycles. Read on to learn what they've found and what it means for you.
In times of medical crisis, health professionals must make difficult decisions to prioritize care. Here's what happens when there aren't enough hospital beds.
Oscar-winning actor Jeff Bridges has had a tough year. After emerging from over a month's stay in the hospital, the star shared a health update with the world.
World Health Organization Director-General Tedros Adhanom Ghebreyesus called for a moratorium on COVID-19 booster shots in wealthy countries. Here's why.
A study of 13 young adults found that sleep-deprived participants were still lagging in mental processing and memory after a week of unrestricted sleep.