LED light therapy uses various wavelengths that correspond to different visible colors. Each color penetrates the skin at different depths. Blue light affects the uppermost layer of your skin.

2021年12月1日 · Red light therapy (RLT) is a treatment that uses low levels of red light to reportedly improve your skin’s appearance, like reducing wrinkles, scars, redness and acne. It’s also touted to treat other medical conditions.

2022年10月28日 · Each type uses a different color light: Blue light therapy: Blue LED lights are similar to the lights emitted from your cell phone. Blue lights (neoBLUE®) give off a blue hue and are a common form of treatment for jaundice. Red light therapy: Red LED lights are lights that have a red hue. Laser lights are a form of red light.

2025年2月13日 · Photodynamic therapy (PDT) uses light energy and photosensitizing medications to treat certain types of cancer. It’s usually used to treat skin cancer and precancers. It also treats noncancerous skin conditions, like stubborn acne and sun-damaged skin.

Exposure to UV light breaks down collagen fibers and leads to the production of abnormal elastin. When ultraviolet light damages skin tissue, your body produces an enzyme called metalloproteinase. This enzyme creates and reforms collagen.

2021年8月26日 · When you start to shed more strands — and fewer or none grow back — the condition is considered alopecia (hair loss). There are several types of hair loss, and it can affect adults of either sex and even children. You may lose …

Some eye conditions develop because of things happening to or around you. Ultraviolet light exposure, humidity and temperature, dust or particles in the air, and many other variables can be a part of this. Infectious diseases. Many types of germs and microbes (pathogens) can cause eye diseases. They include viruses, bacteria, fungi and ...

Cleveland Clinic

2022年6月17日 · What do Wood’s lamp colors mean? Normal, healthy human skin under UV light looks bluish. Other colors on relatively healthy skin might be: White: Areas of thick skin (or possibly lint from clothing). Yellow: Oily skin. Purple: Dry or dehydrated skin.

2022年7月25日 · Overview Procedure Details Risks / Benefits Recovery and Outlook When To Call the Doctor Overview Clear braces straighten your teeth the same way metal braces do, but they’re less noticeable.