His head thrashes side to side at night for hours on end while he hums loudly. Not knowing if this is normal three year old dreaming behaviour, night terrors, or signs of something more serious, his parents take to the internet to find out what they should be doing about it. You Tube specifically.  It didn’t take them long to decide to book a doctors appointment.  A year later he has a diagnosis of Epilepsy and his symptoms are being managed to reduce long term effects. This is a great example of how social media is currently playing a role in preventative health care and alerts us to the potential expansion in this area.