So sorry to hear about your daughters death.
Were you checked for injuries? whiplash, concussion, traumatic brain injury etc??
I don't know if you have considered chiropractic care or an evaluation by a very good one?
Postural work/info
http://www.somaticsplus.com/ws2.html
http://www.om-rehab.com/treatments.htm
http://www.sportsinjurybulletin.com/...acic-spine.htm
http://www.body-awareness.com/index.htm

Chiropractic care info- a good one can help with many symptoms:
http://www.upcspine.com/self.htm
http://www.uppercervical.org/subpag...b/about_faq.php
http://www.spineuniverse.com/index.html
http://www.coloradochiropractic.org/.../glossary.html

For traumatic brain injury (TBI) and post concussion syndrome (PCS).
http://neurotalk.psychcentral.com/forumdisplay.php?f=92

For Grief and loss
http://neurotalk.psychcentral.com/forumdisplay.php?f=51