Omicron poses a serious threat, but we’re not back to square one — Omicron has quickly supplanted Delta to become the dominant variant in the United States after spreading widely in South Africa, the United Kingdom, and other parts of the world. In the past couple of weeks, Covid cases have set records in the U.S. — reaching almost triple the number of…

A comprehensive guide and resources for more information — Since very early in the rollout of the Covid vaccines, rumors and worries about the vaccines affecting fertility have circulated. Like many of the questions people have had about Covid vaccines, this concern is a familiar one in the history of vaccines and vaccine hesitancy. Misinformation about vaccines and fertility…

Many Americans don’t get enough rest — but our needs differ by age and other factors — Gone are the glorious days of youth when a good, long sleep was the norm. For many of us, some serious self-care is now needed to ensure a sufficient snooze. Scientists have several sleep tricks up their sleeves, and I’ll get to those. But first, let’s face it: If you’re…

The science behind personalized parenting, focusing just on what your child needs — It’s been a rough start to 2022 for parents. The start of this year came with another new Covid-19 variant raging, more school closures, changing mask rules, and (for many of us) snow days with kids home AGAIN. Covid-19, snow, the general agony of being a parent in these times…

Attention fatigue is a threat to your cognitive and mental health — Imagine shining a flashlight at a wall in a dark, empty room. If you walk toward the wall, the light will contract. The closer you get to the wall, the smaller and more concentrated the beam of light becomes. By the time the flashlight is an inch from the wall…

Climate change and human sprawl have triggered a pandemic — This story is part of “Tickpocalypse,” a multi-part special report. Kelly Oggenfuss is walking into the woods. Leading her team of four young researchers through a thicket of slender oak trees, she doles out assignments by letters corresponding to a grid. As early morning light filters through the canopy, Oggenfuss…