Other clear examples of medical progress without animal experiments include: the introduction of anaesthetics such as chloroform, ether, and nitrous oxide: understanding of sterile techniques in surgery' understanding of the blood groups,
For the ancient Greek article of dress, see Zoster (costume). Shingles, also known as herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area. Typically the rash occurs in a single stripe either on the left or right of the body or face. Two to four days before the rash occurs there may be tingling or local pain in the area.
The herpes virus responsible for chickenpox, Varicella zoster lays dormant in nerves after the chickenpox outbreak. Shingles (called herpes zoster) break out in the region affected by that nerve or nerves, which is also why shingles are usually restricted to one body side (as nerves don't cross the spine). [NHS page on shingles] Spreading the virus to other parts of the body is called autoinoculation.