The peak heat is the time when the UV index in Hanoi and Saigon is high, which can affect health, especially for those who are often exposed to sunlight. Know what time of day the UV intensity is strongest to proactively prevent it.

Are you looking for ways to protect yourself from the harmful effects of UVA and UVB rays that cause skin darkening, melasma, brown spots, and aging? The following article will provide you with unique and surprisingly effective sun protection methods.

PA index is one of the indicators showing the level of UV protection of sunscreen. Choosing a suitable sunscreen helps protect the skin from the harmful effects of UV rays.

Sunscreens today often include an SPF index indicating the level of skin protection from the harmful effects of UVB rays. The lowest SPF index is 15 and the highest is 100, the indexes are equivalent to the time of sun protection.

There are many types of sunscreens available today, including physical sunscreens, chemical sunscreens, or hybrids of physical and chemical sunscreens. Each type has its own advantages and disadvantages.

Sunscreen helps you avoid the effects of UVA and UVB rays, which cause skin darkening, melasma, and aging. Understanding the meaning of sunscreen symbols will help you choose the right sunscreen to achieve the highest efficiency.

To limit the harmful effects of UV rays on the body, choosing the right sunscreen is important. When choosing sunscreen, you need to pay attention to the SPF and PA indexes on the sunscreen.

SPF and PA are two indicators that indicate the ability of sunscreen to resist UV rays. When choosing a sunscreen, you should pay attention to these two indicators.

Sunscreen is an indispensable product in the summer to protect against the harsh sunlight. However, many women are still wondering, not knowing which SPF index to choose to be suitable and bring the best effect. Is it true that the higher the SPF index of sunscreen, the better it is to protect against the harmful effects of UV rays in sunlight? And what is the highest SPF index of sunscreen today?

UVB rays are the only rays in sunlight that stimulate the production of vitamin D. Thanks to that, the body can easily absorb calcium, creating the best conditions for strong bones.

UV rays, also known as ultraviolet rays, are a type of ray emitted by the sun. The rays affect human health, the rays have the effect of synthesizing vitamin D, but when exposed directly for a long time, the rays will have a negative effect on the body, especially the eyes.