You are broken hearted and feeling down.
All you really want to do is to stay in your bed all day and cry.
While it seems the most comfortable thing to do, get up and start moving.
Moping will not get your ex back to you.
You need to get working on a strategy to make him/her notice you.
He/she needs to feel your impact when he/she sees you and there are a few ways to do that.
Read the article given below.
Getting a new look When you first met, you had your ex bowled over by the way you looked.
He/she couldn't get his/her eyes off of you.
Don't you want your relationship to reach those dizzying heights once again? Hit the gym and get fit and looking good.
You need to get rid of all that extra flab.
Your ex will be bowled over by your new look.
It was physical attraction that drew him/her to you, let physical attraction be the reason he/she wants you back again.
  Give yourselves some space You and your ex need to give each other some time apart.
This is a very important process.
You need to think about your relationship and whether it is worth salvaging.
Do you bring out the best in each other? Do you miss him/her terribly? Are you willing to change a bit or meet him/her halfway to make it work? These are issues you need to think about.
If you are willing to do all the above then go all the way in trying to get him/her back.
  Act natural When you do meet your ex make sure that you behave in a manner that is cool, comfortable and friendly.
Your ex needs to see you in a different light.
He/she needs to feel that you have changed.
Your ex needs to believe that the person you now present to him/her is willing to make a new start.