Well, as to the more minor symptoms, when one-sided headaches are involved, migraine should always be investigated.
Red or purple hands can be caused by Raynaud's Syndrome, an annoying but generally benign condition.
You can google/wikipedia both of these problems and get good information about them.
But since you are an elite athlete with chest pains and shortness of breath, which are usually not part of the picture in a very young, athletic woman, I am going to suggest that you make an appointment with a real cardiologist soon for a complete workup based on those symptoms. It's what I would do, just to be on the safe side, if I were an athlete with similar symptoms.
A couple of questions: Since you are a basketball player, I assume you are quite tall for a woman? Are you also unusually flexible, perhaps with very long fingers?
Sounds like a pinched nerve in your neck. This happens a lot during sleep. Check this out:
http://www.spinemd.com/news-philanthropy/get-to-the-root-of-arm-numbness-or-tingling