... I had a rash, more like pimples only on my right cheek. I thought it was because of the heat. Although this was the first time I ever had such kind of skin problem, I didn't pay much attention. An aunt told me that it could be because of the pillow and not the heat. To my surprise, after basking my pillowcase in the sun for a day, the rash or pimples started to disappear! It is common sense that exposing clothes to direct sunlight not only makes the clothes smell fresh, but also disinfects. I started to believe that bacteria or fungi caused the pimples or rash on my right cheek as I sleep on my right side only. Hypothesis: My hypothesis is that micro organisms inhabit the part of the pillow used more often and infects the skin. Exposing the suspected materials to sunlight may prevent this. Methods: Cut a piece ...

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