Answer:
Hey!
Maybe you are stressed about something which is really bothering you...
It could be that you aren't happy with what you are doing at the moment (your work, quality of your day...)
Sometimes it isn't as serious as you think and could be a mood swing...sometimes you fell unhappy with yourself and those around you and then some other time your joyful and spend the day doing the things you love to do!
Step-by-step explanation:
BUT TRY NOT TO LET YOUR THOUGHTS OVERWHELM YOU LIKE THAT OTHERWISE IT COULD TURN SERIOUS...
HOPE THIS HELPS!!