People who engaged in physical activity for three minutes every 30 minutes during the four hours before bedtime slept an average of about half an hour longer https://www.aponet.de/artikel/studie-drei-minuten-bewegung-am-abend-koennten-den-schlaf-um-30-minuten-verlaengern-30655 Evening regular activity breaks extend subsequent free-living sleep time https://bmjopensem.bmj.com/content/10/3/e001774