As we get older, sleep patterns can change. Simple steps like getting 20-30...

https://www.save-bookmarks.win/after-60-sleep-can-change-in-ways-that-affect-daily-energy-and-mood-simple

As we get older, sleep patterns can change. Simple steps like getting 20-30 minutes of morning light or a low-dose melatonin (0.5-3 mg) can help reset your internal clock