It’s well established that extreme heat affects brain function and mental health for the worse, with hotter days showing higher rates of suicide and violence. Scientists believe sleep disruption and heat’s effect on the brain chemical serotonin play a role in this dynamic—but the exact mechanisms of what is happening in the brain are poorly understood. And with climate change, people around the globe are experiencing hotter days more often. What can we do about it?

Time.com has some recommendations here