Stress has become a significant part of everyday life. It has been proven that stress has a significant impact on a person's physical, mental and emotional well-being. Although the relationship between stress and ailments like depression, anxiety, and cardiovascular disorders has been thoroughly researched, little is known about how stress has an impact on the health of skin, especially sensitive skin.

When it comes to external stimuli like skincare products, sun exposure or environmental pollution, sensitive skin tends to be more impacted displaying symptoms like redness, irritation, dryness, and an increased propensity for skin conditions like rosacea or eczema. Further building on this theory, stress tends to exacerbate these symptoms.

The physical impact of stress is linked to the body's natural stress response system, known as the hypothalamic-pituitary-adrenal (HPA) axis. The HPA axis releases cortisol and other stress hormones while under stress, which can impair the skin's barrier function and reduce its capacity to retain moisture. In turn, the skin tends to get dehydrated easily which may enhance its sensitivity. Additionally, immune system changes brought on by stress may actually be playing a role in the emergence of sensitive skin. Immune instability brought on by ongoing stress might result in an inflammatory response in the body. Redness, itching, and heightened sensitivity are all signs of inflammation in the skin. Additionally, immunity adjustments brought on by stress may also disturb the skin's microbiome, or the community of bacteria that live there, aggravating skin problems.

Sensitive skin can also be impacted by psychological aspects of stress, such as anxiety and depression. Negative emotions can alter the body's physiology, making the skin more sensitive and causing symptoms like redness and itching. 

This theory underlines that stress is a significant factor in the emergence and aggravation of sensitive skin conditions. Immune imbalance, psychological issues, and disturbances in the skin's protective barrier function are potential causes. If the theory is correct, it implies that treatments for stress management may benefit those with sensitive skin. Addressal methods including anxiety therapy, meditation, and lifestyle changes may help reduce symptoms and enhance the general health of sensitive skin. Further study is required to clarify these connections and create focused strategies to lessen the effects of stress on sensitive skin.