Studies show that visceral pain and anxiety, two symptoms of irritable bowel syndrome, can be transferred by transplanting faecal gut microbiota from patients to germ-free mice.
The skin of an average adult human has a surface area of about 2 square meters (21.5 square feet). It is in direct contact with the external environment that harbours a variety of microbes potentially capable of making a home for themselves on the skin.
Men with autism spectrum disorder (ASD) respond differently to social chemical signals that are not consciously detected by their sense of smell, sometimes displaying the opposite responses compared to people without ASD.
Stress response occurs almost immediately, within seconds. But it takes the body much longer to de-stress and calm down.
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