Facts on condition.
Around 30% of people die within an hour of a subarachnoid haemorrhage and a further 30% die within one month.
Despite popular opinion haemorrhages occur mostly in men aged 18-30.
Typically there are little or often no warning signs before a subarachnoid haemorrhage occurs, generally the person collapses with a sudden headache that is unlike any other headache they've ever experienced. They may vomit, develop signs of meningitis such as neck stiffness and dislike of light, and may rapidly become drowsy, confused and unconscious.
Around 60% of couples in a similar situation to Sandy and Cristina split up because of the emotional trauma they go through.