How to see the UV index right on Android phones and iPhones

Overexposure to UV (ultraviolet) rays can lead to sunburn, sunburn, aging, or even cancer. So is there a way to see the UV index quickly and simply on the phone? The answer will be answered by us shortly!


What are UV rays? Are UV rays dangerous?

UV rays (Ultraviolet) also known as ultraviolet rays, ultraviolet rays are derived from sunlight, that is, there is UV light in the sun. There are currently 3 different types of UV rays: UVA, UVB and UVC.

Các loại tia UV

In particular, UVB rays are largely reflected by the ozone layer and UVC rays will be blocked by almost 100%. Therefore, up to 99% of ultraviolet rays reaching the ground are in the group of UVA rays, a small part of UVB.

UV rays also cause of harmful effects to the skin if exposed for a long time such as sunburn, heatstroke, aging, or even an increased risk of skin cancer.

What is the UV index? Why do we need to know the UV index?

The UV index (UV index) is an international standard measurement of the strength of ultraviolet rays from the sun. The higher the index, the more dangerous, the details are as follows:

Chỉ số tia UV

When you know the ultraviolet (UV) radiation index, you will be proactive in taking preventive measures to protect your personal health. Especially in tropical countries like Vietnam, it is necessary and advisable to know the daily UV index.

How to see the UV index right on Android phones and iPhones

Wearing sunglasses helps you prevent harmful UV rays from entering your eyes and the skin around your eyes.

How to see the UV index right on your phone

Step 1: Download the UVLens application (the application to view the real-time UV index) according to the following link:

Step 2: Open the newly installed UVLens application, now the phone will ask you for permission (location access), tap Allow.

Cấp quyền truy cập vị trí cho ứng dụng

Then click Get Start to start the application.

Nhấn Get Start để bắt đầu

Step 3: The main interface of the application will provide you with basic information such as:

  • UV index and warning level.

Chỉ số tia UV

For the time I just checked (12 o’clock on August 16, 2019, in Ho Chi Minh City), the current UV index is 13, comparing with the detailed table above, we have the following recommendations:

Bảng chi tiết chỉ số UV và tác hại của UV

UV Index 13 (purple): Extremely high UV damage, you need to apply SPF 30+ sunscreen, wear (especially sunglasses with UV protection), a long shirt with long sleeves, and pants if going out in the sun.

  • Next day’s UV index forecast, drag this slider to the right to use.

In addition to the basic parameters, you can tweak a few other features by clicking Settings (gear icon).

Truy cập vào mục Settings

Here you can activate the switch from Celsius to Fahrenheit in the Temperature Units section. Or display the UV index on the interface by activating the UV Index.

Bật tắt chỉ số tia UV

Interface when turning UV index on or off.

Thus, we have sent you important information about the ultraviolet (UV) index, its harmful effects, and how to prevent UV rays. If you know more information about UV, please share it with everyone you know!