ScienceGlobal issuesDangerous online challenges — What parents should know03:03This browser does not support the video element.ScienceGlobal issuesBritta Bär09/08/2025September 8, 2025Extreme chili tests, spoons of cinnamon, jumping on top of trains — viral internet challenges can be risky or even deadly. How can parents protect their kids?Copy linkAdvertisement