Causes of UV sensitivity

Everything has two sides. Of course, ultraviolet rays are no exception. Ultraviolet rays are good and bad for us. We use the principle of ultraviolet sterilization to make UV lamps, which can be used for skin treatment. However, ultraviolet rays are also easy to cause some skin diseases. Many people are sensitive to ultraviolet rays for certain reasons. The specific contents are as follows.

1. Pre pregnancy and post delivery physiological conditions: increased UV sensitivity. Those with good nutritional status are more sensitive to ultraviolet light, while those with poor nutritional status are less sensitive.

2. Differences in skin color: Generally speaking, people with light skin color are prone to sunburn, but rarely tanning. On the contrary, people with deep skin color rarely have sunburn, but are prone to varying degrees of swarthy reaction.

3. Seasonal changes: in winter and spring, the sensitivity of human skin to ultraviolet rays is relatively enhanced, while in summer and autumn, the sensitivity is relatively low; Age gap: children and the elderly are less responsive to ultraviolet rays, while adolescents and adults are more responsive.

4. Effects of diseases: Patients with pulmonary tuberculosis, hyperthyroidism, generalized dermatitis, tobacco acid deficiency, pleomorphic solar rash, albinism and other diseases have increased sensitivity to ultraviolet rays, while chronic consumptive diseases such as hypothyroidism.