 | Diseases And Conditions 331 Ask the Doc Q&A In the past year, I have been under a lot of stress, and I have been breaking out in hives and skin rashes. Is there a link between stress and hives? In the past year, I have been under a lot of stress, and I have been breaking out in hives and skin rashes. Is there a link between stress and hives? htmASKTHEDOCstressandhives Doctors have long noted that stress can make hives and other rashes erupt. These are allergic reactions. Stress probably boosts allergy, but we dont know exactly how. 1451125 InteliHealth 2012-08-08 t Michael Craig Miller, MD. 2015-08-08  | Ask The Expert | |  |  |  |  | | Archive By Date: Ask the Doc Q&A | Page 1 of 5 | | Answered questions from the past 2 years: | |  Over the past few months I have been experiencing an increasing number of severe, isolated muscle cramps or "charlie horses." What causes them? Why would they be getting worse? How can I prevent them? |  I am a 62-year-old woman in generally good health. However, I have suffered from Raynaud's disease for many years. What treatments are currently available? |  Are sleep problems a significant cause of mental disorders? |  Can you become addicted to chocolate? |  What can I do to make sure my childrens use of texting and Facebook is safe? |  Why do our hands and feet wrinkle up when immersed in water? Why not other parts of our body? |  I went to buy sunscreen. I spend a lot of time in the pool and wanted to find a sunscreen that is waterproof. But I couldnt find any. Have the labels changed? |  I recently stopped smoking a month ago to be exact and now I find that I'm coughing a lot. Is this normal? |  What is repetitive transcranial magnetic stimulation (rTMS)? Should I consider it to treat my depression? |  I have vertical lines in my fingernails. A girl friend has horizontal lines. What causes these lines? | | | | |