Hitting 50 often means early wake-ups—maybe around 4:30 am—and a harder time...

https://spark-wiki.win/index.php/What_Are_the_Red_Flags_That_My_Sleep_Problem_Isn%27t_Just_Age%3F

Hitting 50 often means early wake-ups—maybe around 4:30 am—and a harder time falling back asleep