Why am I itching for no apparent reason? My left arm and shoulder show no signs of a rash but I itch terribly and it hurts. It feels like somebody is sticking me with a pin. It is not continuous but I usually have this problem 2-3 times daily especially
Itching . Itching with no signs of a rash is something that many people experience, however it does require evaluation by a doctor. The itching can be related to: 1. An early sign of infection 2. Skin infestation such as scabies 3.Medication induced 4. Food induced 5. Other medical conditions such as kidney failure, hormonal imbalance, liver function issues which cause itching around the body as a side effect\ since the etiology is unknown, it will be crucial for your doctor to investigate.