How U.S. Epidemiologists Are Returning (Carefully!) to Everyday Life

More said masks were necessary in outdoor situations when distance couldn’t be maintained, like picnicking or hiking. A quarter said masks were always necessary then. “Think of always ensuring two of three: masks, distancing, outdoors, particularly if among nonvaccinated individuals,” said Eyal Oren, an epidemiologist at San Diego State University. When it comes to outdoor…

Poison Ivy: What You May Not Know

It’s a Real Chameleon The adage “leaflets three, let it be” is a good start in identification. Except in rare, five-leaflet populations in Massachusetts and Texas, poison ivy’s leaflets are arranged in threes. But the plant can otherwise be so morphologically variable that it confounds all but expert observers. “Its plasticity is really crazy,” Ms.…

How to Plan a D.I.Y. Alaska Trip

Car, bus, train or plane? Among the many modes of land transportation in Alaska, interior flights are expedient, trains are scenic, buses are a relative bargain and driving may be more economical for a group, according to travel planners. If you fly into Anchorage or Fairbanks, you’re in what’s known as the “railbelt” of Alaska,…

How Exercise May Help Us Flourish

Then, Dr. Yemiscigil and Dr. Vlaev drew records for 14,159 of the participants. To enlarge and enrich their sample, they also gathered comparable data for another 4,041 men and women enrolled in a different study that asked similar questions about people’s physical activities and sense of purpose. Finally, they collated and compared the results, determining,…