How to Tell whether a Cancer Is Caused by Plain Bad Luck

Sponsored by ATCC
May 02, 2022

Dear Reader,

When is a cancer caused by exposure to a toxin in the environment, and when is it just plain bad luck? A new study investigates this question, which has big implications for how we prevent and treat this scourge of diseases. Also, how to tell whether you should get a second COVID booster shot depending on your personal and community risk levels.

Tanya Lewis, Senior Editor, Health & Medicine


How to Tell whether a Cancer Is Caused by Plain Bad Luck

A new study offers a possible answer to the question "Why me?"

By Viviane Callier


Here's Who Should Get a Second COVID Booster

An individual's health risks, treatment access and local case levels come into play for those who are eligible

By Esther Landhuis

Public Health

New Antiobesity Drugs Help People Shed Dozens of Pounds, but They Must Be Taken for a Lifetime

Injectable weight-loss medicines reduce appetite but raise questions of long-term safety and affordability

By Claudia Wallis


Mosquitoes See Red (Literally) when They Smell Human Breath

The insects target red tones when they are exposed to carbon dioxide

By Niko McCarty


Dogs' Personalities Aren't Determined by Their Breed

A new genetic study shows generalizing breeds as affectionate or aggressive doesn't hold up

By Jack Tamisiea


Kitchen Sponges Help Breed Bacteria Better

There's a structural reason your sponge hosts so many microbes

By Joanna Thompson


The Scientists Fighting for Parasite Conservation

Parasites play an outsize role in balancing ecosystems, and some species may be in danger

By Rachel Nuwer

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"If you can quickly boost a bunch of people at the cusp of a surge, you might be able to flatten that curve."

Melanie Swift, physician and co-chair of the COVID-19 Vaccine Allocation and Distribution Work Group at the Mayo Clinic



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