If you've been reading this blog, you've noticed there are many ways to refer to feeling sleepy all the time, such as:
Hypersomnolence refers to ongoing feelings of sleepiness during the day even though you are otherwise perfectly healthy and have had adequate sleep at night.
(Note: If you have trouble staying awake during the day but you have other health issues, untreated sleep problems, or use certain medications, then your sleepiness has different origins and is, therefore, not hypersomnolence, in and of itself.)
Whatever words you use to describe the experience of feeling sleepy during the day, the most important thing to recognize is that, while a little dip in energy after a meal is one thing, major sleepiness throughout wakeful periods is not normal.
Aside from feeling sleepy, here are some other signs you may have hypersomnolence.