cause of startling
10 Replies: 1  I've been suffering from this for a while. along with that i was getting dizziness, loss of balance and nausea. 2  I also suffer from many and more than the symptoms you describe. Mine is due to serving in combat. 3  Startling can be caused by diseases of the nervous system. Multiple Sclerosis, for example, can cause startling.According to WrongDiagnosis.com, Multiple sclerosis is a nerve or spinal cord disease that causes random damage to parts of the nervous systemhttp://kona.kontera.com/javascript/lib/imgs/grey_loader.gif.