because we are literally not going out outside we are not telling our bodies what time it is right the way our bodies we do have sort of entrained clock genes and all this stuff in our bodies but the way we actually reinforce those the knowledge of our body of what time it is is by exposing our skin and our retina to photons so our bodies are not seeing photons during the day and they're seeing blasting blue light at night because of our technology which is totally new and so our bodies have no idea what time it is they are totally circadian confused and it screws up our sleep because all of our hormones that regulate our sleep are are controlled by light