I found a study to back this up [0] > "Spinal taps showed that the more deep sleep people missed out on, the higher their levels of A-beta in the morning. Tau

I found a study to back this up [0] > "Spinal taps showed that the more deep sleep people missed out on, the higher their levels of A-beta in the morning. Tau levels didn’t budge because of just one night of slow-wave sleep disruption, but people whose activity monitors indicated they had slept poorly the week before the test also had higher levels of that protein." https://www.sciencenews.org/article/just-one-night-poor-sleep-can-boost-alzheimers-beta-proteins https://www.sciencenews.org/article/just-one-night-poor-slee...