You've got a solid plan. I can already imagine you with your revamped life, confident and happy.
For me, the easiest way to accomplish a lot is to break it down into tasks, which you have done. First make sure you are taking care of your body. Then, just move to each task in your plan and work through it.
Also, not sure if this is of any consolation, but I was a virgin until 25 (though I am female, they say it's not as bad for us

). Depending on how long it takes to complete your plan, you could have me beat

.
You are on the right track. Go for it!