Study links Covid-19 vaccination to small, temporary change in menstrual cycle

CNN  —  People who got the Covid-19 vaccine reported slightly longer menstrual cycles, but the change was temporary, according to a new study published Tuesday in the journal BMJ Medicine.…

Is the Covid-19 pandemic over? We asked experts

Editor’s Note: The views expressed in this commentary are solely those of the writers. CNN is showcasing the work of The Conversation, a collaboration between journalists and academics to provide…

Dr. Sanjay Gupta: It’s not only your five senses helping you make sense of the world

CNN  —  Sight, smell, hearing, taste and touch – you know them as the five traditional senses. They are meant to protect us from danger. They help us find food…

Pfizer, Moderna seek authorization for updated Covid-19 boosters for younger children

CNN  —  Younger children could soon be eligible to receive an updated Covid-19 booster shot. Pfizer and BioNTech on Monday said they completed their submission to the US Food and…

What is rainbow fentanyl? Colorful pills drive new warnings about deadliest drug in the United States

CNN  —  A new wave of concern has spread across the United States over multi-colored “rainbow fentanyl” pills, powders and blocks – that look similar to candy or sidewalk chalk…

How to help your teen get moving

Adolescents should be getting at least 60 minutes of moderate or vigorous physical activity every day, according to the World Health Organization. Yet a 2019 study published in The Lancet…

Cancer death rates fall steadily in the US, with more survivors than ever

In the past three years, the number of cancer survivors in the US — defined as living people who have had a cancer diagnosis — increased by more than a…

FDA releases more doses of Moderna’s updated Covid-19 boosters amid reports of ‘limited’ supply

CNN  —  The US Food and Drug Administration has authorized the release of “numerous batches” of Moderna’s updated Covid-19 booster amid reports of supply problems in some areas. Updated boosters…

The Covid-19 emergency may end, but there’s no rule to say when the pandemic is over

Pandemics don’t have hard edges. Knowing where they start or stop is a judgment call, and there isn’t a clear authority that gets to make that decision. Epidemiologists recognize a…

Ohio’s new abortion law forces doctor to fight to protect her patient’s life

During that July ultrasound, Winchester noticed that there was no amniotic fluid around the baby. More tests that day and the next morning indicated that the baby was in kidney…