There aren’t many platforming sections in Atomic Heart, It’s not always easy to gauge whether or not you can make a jump, but there’s one simple tell that works 100% of the time: If your hand is held outward then you can make it. If it’s not, you can’t. And yes, there’s fall damage.
Currently, Kman Gaming has 51 views for Atomic Heart across 2 videos. There's close to an hours worth of content for Atomic Heart published on his channel, roughly 1.65% of the content that Kman Gaming has uploaded to YouTube.