Pulse oximeters are widely used in hospitals and clinics to monitor blood oxygen levels. These small, noninvasive devices ...

Skin pigmentation disorders may cause lighter or darker patches of skin. ... purple, or black. People with light skin may notice skin spots or patches that are pink, red, tan, or brown.

LED color options: Red, blue, amber, ... This ultra-hydrating moisturizer is great for prepping your skin for red light therapy, since it contains both hyaluronic acid and niacinamides.

Depending on the skin tone, the dots may be red, gray, the same color, or darker than the person’s skin. Many causes of dots on the skin are harmless and resolve on their own. Others may need at ...

Both red and blue light therapy are a type of photodynamic therapy, meaning they use light in different wavelengths of the color spectrum to penetrate the skin.You may also see them referred to as ...

Red light therapy is an anti-aging treatment that dermatologists love, so we asked them about how LED light therapy works, its benefits and what devices to try.