What do I do when I have lost someone who saved me and changed me from being sad to happy all the time... should I just end it all..?

No. Don't end it.

Be happy, not sad.

Remember who you have lost.

Stay the way he/she made you feel.

Remember that you are loved and cared for.

Explanation:

everyone has a reason to go fourth with themselves..even if you think you really cant,there will always be a comfort character in your heart and probably somewhere with you if that helps at all..

answer; more than 80% percent of adults;

treatments and vaccines : )