How do I fix my e-mail?

my friend answered my email and it got sent to a mutual (EX-FRIEND)aquaintences email account. My address was in the address bar and nothing else how can this happen? I used this persons(ex-friends) computer to check my email a long time ago(6-7months...

Something has gotten ahold of my Yahoo email account and is sending out email links to people in my address book. Its SPAM stuff....how do I fix this or do I need to shut off my Yahoo email and open a new open? I've had this email forever and changing...

Now,not in the past....I click on "My Web" on toolbar...then choose .."email this page"...but "it" goes to "Bookmarks"...and I can't email the page....How do I fix that problem....and....get it back the way it...

Every time I go to my email, I can read them, but cannot reply or send a new email to anyone. It comes up restart system. How can I fix this?

I've been using the same Facebook account for i don't know, like 4 years? at least that. and i used it like 4 maybe 5 hours ago and it was fine. i came home from school and it says my email is unregistered. i know its the correct email and password because...

i try to send an email and then it sends me a email saying that the one that i sent has failed and this is the second time i have tried and it still wont let me and i also have the email address correct and everything what can i do to fix this?

I basically just hit the wrong button. But I need to keep getting this email on a weekly basis. I also need to retreive this email if I can.

Do I have to re-make an email, or is there a way I can fix it on my email account? Thank You.

They use hotmail for their email. i got an email from my dad saying he was in some country and needed money but the thing is it wasn't actually from my dad it was from whoever hacked into their hotmail account and that same person changed the password...