Here’s some of HealthDay’s top stories for Thursday, July 8:

Global coronavirus death toll surpasses 4 million. The World Health Organization on Wednesday announced another grim milestone in the spread of COVID-19: Over 4 million dead worldwide. Experts warned that with the fast-spreading Delta variant, many countries may be re-opening too soon. Read more

Autism and alcohol, drug abuse can be hazardous mix. New research shows that adults with autism are less likely to get involved with substance abuse. But many of those who do may ‘self-medicate’ and go too far. Read more

Death toll from climate change is already high. Extreme heat has always been a threat to human health, but new research finds global warming is to blame for an extra 5 million deaths worldwide per year. Read more