“If you wake up after having, let's say, six and a half to seven hours of sleep, and you're stiff or sore or you feel any pain, and this happens to you three times in a, in a given week, your body is ...

There is a specific kind of tired that no amount of sleep fixes. It is not the tired you feel after a long day of work, or the tired that comes from staying up too late scrolling through your phone.