Thats why we should be careful and jump to any links. There could be a myriad of underlying reasons that lead to the suicide attempt and not just the headaches.
I have never had migraines and i cant imagine the pain it causes the sufferer and i cant imagine the pain this lady went through but it must have been horrendous if it was the only factor in her suicide. The watt family seem to have had their fair share of tragedy over the years.