A study finds that increased demand for plastic is doing more damage to both humans and our environment than we thought. Then, car crashes involving pot consumption have doubled over the last 20 years. A study finds that sitting around more is a big reason for the increase in depression. And finally, e-scooters often have a bigger carbon footprint than what they replaced.
A new study finds Covid-19 was likely circulating undetected for nearly two months before late December 2019. Then, a study indicating weight loss surgery significantly cuts the risk of cancer in people with severe obesity and nonalcoholic fatty liver disease. And finally, a small study finds that early in the lockdown, a weight gain of two pounds a month was pretty typical.
A study in the Journal of Investigative Dermatology shows that people with conditions such as eczema, atopic dermatitis and psoriasis are often made miserable by itching. Those with itch were more than twice as likely to be depressed and nearly twice as likely to have suicidal thoughts as controls without those conditions.
For decades, the US has exported much of its recycled waste to China, an option no longer available to us by Chinese government policy. Now much of this waste may go to other Asian third world countries that are poorly equipped to take it. Experts say US consumers need to improve their recycling habits, but some advocates say we should aim for more—a “zero waste” lifestyle where a family of four …