Traditional Culture Encyclopedia - Weather forecast - How to dress for sun protection by cycling in summer?
How to dress for sun protection by cycling in summer?
We know that with the decrease of ozone layer, the intensity of ultraviolet rays is increasing. Therefore, even in winter, we should pay attention to prevent ultraviolet sunburn. Medically speaking, when ultraviolet rays strongly act on the skin, actinic dermatitis can occur, and the skin appears erythema, itching, blisters and edema. In severe cases, it can also cause skin cancer.
In addition, strong ultraviolet rays can induce eye cataracts. Therefore, when riding in summer, don't neglect the protection against ultraviolet rays because of the hot weather.
There are physical and chemical methods to prevent sunburn. The physical method is to wear anti-ultraviolet clothes, gloves, masks and glasses to reduce the exposed parts. The chemical method is to apply sunscreen. Sunscreen products are as follows
The effective time is different, and some can only last for about 2 hours, which will be invalid with sweat erosion and need to be supplemented. Therefore, physical methods are generally the main methods, supplemented by chemical methods. It should penetrate the exhaust port.
Sweaty, light-colored and sun-proof sportswear. Anti-ultraviolet riding glasses can protect your eyes, and it is best to wear riding eyes above UV400 when going out.
Highly used sunscreen. The higher the altitude, the stronger the ultraviolet rays will be, but it was only recently discovered that ultraviolet rays are terrible in high altitude areas. Studies have pointed out that the ultraviolet intensity will increase by 8% to 10% for every 300 meters elevation. So if you want to ride a bike at high altitude, it is best to bring sunscreen with an SPF of 30 or above.
- Related articles
- What kind of jobs can you find in atmospheric science? How about Guangdong Ocean University?
- The strokes are smooth.
- Because it was too cold, a woman huddled in a down jacket and waited for the bus. What's the difference between winter in the north and winter in the south?
- How many meters above sea level is Jishishan County?
- Heating time from 2022 to 2023
- Why do dogs choose sunny days for vaccination?
- Where is Wuping County from?
- How to express several winds in weather forecast
- What behavior does the dog show that it is hot?
- What's the weather like in Dujiangyan, Chengdu from February 25th to 28th? 20 1 1?