Shingles is contagious after its signature rash appears and during the subsequent development of the blisters accompanying the rash, according to MedicineNet. This usually lasts for around five to seven days. More »

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According to the Centers for Disease Control and Prevention, shingles (herpes zoster) is only contagious when it is in the blister phase. The danger subsides when crusts develop. Shingles is caused by the same virus that... More »

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If you are infected with shingles and have developed a rash with blisters, you can infect other people you with the varicella zoster virus, states the Centers for Disease Control and Prevention. It is not possible to tra... More »

According for the Centers for Disease Control and Prevention, shingles is not contagious, but the virus that causes shingles can be spread through skin-to-skin contact if a rash is present. An individual may develop chic... More »

The poison oak rash and fluid in the associated blisters are not contagious, according to Mayo Clinic. Touching the rash or blisters of an infected person does not transmit the condition. More »

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According to Everyday Health, the rash from poison ivy and the fluid in the blisters is not contagious. The oils from the plant can spread onto clothing, shoes or any item that was touched by the oils. More »

To identify shingles in children or any other patient, doctors can check for the classic symptom associated with this condition, which is a rash consisting of red spots that become blisters within 24 hours, notes the New... More »

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