Why does crying make people really tired?

I am a girl and I don't really cry. I tear up but not cry. Even if something is really sad, or when I am really sad I don't c...

im feeling a little bit cold and idk why but im getting anxious

can the pill make you moody?

I have blue/grey eyes. They're not a very popping blue, but when I cry they get really, and I mean really bright blue, and th...

Wearing them always makes me feel more tired than I am ,and it is worst than it was before. When I first started wearing cont...

After a while of wearing my contacts, they make me sleepy, but as soon as I remove them I start feeling more awake.

can crying make you dehydrated? and how long would it take if you don't drink water often?

Some (dumb) chick told me that today at lunch and it actually got me thinkin! lol

I'm a crying person. And I just wanted to know if I cry a lot because that's just how I express my emotions, or is it someth...

Its so hard for me to fall asleep, I don't know what to do. Help me?