Sun exposure causes most of the skin changes that we think of as a normal part of aging. Over time, the sun's ultraviolet (UV) light damages the fibers in the skin called elastin. When these fibers break down, the skin begins to sag, stretch, and lose its ability to go back into p...
There is now accumulating evidence that the role of UVA in causing skin cancer in humans has been underestimated.Gary M. HallidayJane X.X. HuangScott N. ByrneJ. Guy LyonsDiona L. DamianPathology
Accelerated aging –The sun’s ultraviolet light breaks down and damages the collagen and elastin in our skin. When this happens, the skin begins to lose its ability to go back into place after stretching or moving, causing it to sag and wrinkle. ...
UVB rays, meanwhile, cook the outer layer of the skin, causing sunburn. 【小题5】 our cells can repair that damage to some extent, it accumulates over time, and can lead to skin cancer. When our skin 【小题6】 (expose) to UV rays, it gets darker, which ...
Most sunburns are mild causing only skin redness, pain, and irritation, or possibly a rash due to the involvement of the outer layer of skin (first-degree burn). This type of burn may be painful to touch. A more moderate sunburn (second-degree burn) may cause the skin to become ...
We are continuously bombarded with messages about the dangers of too much sun and the increased risk of melanoma (the less common and deadliest form of skin cancer), but are these dangers real, or is staying out of the sun causing us more harm than good? For sun Sam Shuster, a ...
can lead to skin cancer, but exactly how it damageshuman skinin other ways has received less attention. Researchers from the cosmetics industry have debated for years whether UVA is worse than UVB for causing photodamage, which leads to the early onset of wrinkles and increased tissue fragility....
With childhood sunburns being the leader in causing Skin Cancer later in life, we need to ensure our kids are protected from harmful UVA and UVB rays when in the sun.What is UPF clothing?Whilst the sun is needed to absorb Vitamin D for healthy bones, only a little is needed each day....
While sun poisoning can cause a rash that's hot to the touch, it's not the same as a heat rash. A heat rash happens when sweat gets trapped in pores and glands, irritating your skin and causing an itchy, pimply rash. It's common in babies as well as in adults who live in humid...
Whether you accidentally got a few too many sunburns as a kid or worshipped the sun as a teen, chances are your skin has been damaged by the sun.Sun damagecomes in many forms — from aesthetic damage likewrinkles, fine lines anddark spotsto skin cancer. And even if you’ve finally ma...