func writeSteps() -> Int {
    var allergies = 0

    var severe = UIAlertController(title: "More information", message: "blablabla", preferredStyle: UIAlertControllerStyle.Alert)

    severe.addAction(UIAlertAction(title: "Yes", style: .Default, handler: { (action: UIAlertAction!) in

         allergies += 1
         return allergies


    }))

    severe.addAction(UIAlertAction(title: "No", style: .Default, handler: { (action: UIAlertAction!) in
         allergies += 2
         return allergies

    }))
    self.presentViewController(severe, animated: true, completion: nil)
}