I am 17 and have a rash on my legs, back,belly,arms,hands and is starting to spread on my neck but it only shows when itched I have been to my doctors twice and both times said it was scabies but scabies is contagios but yet know one who I have been in contact with has caught it yet I have had it for about 3 to 4 months and started just with a few like itchy spots it is getting me down because I can't stop scratching and I can't cope anymore please can anyone help me