Eumelanin protects the skin from UV rays, but pheomelanin does not. Freckles are not dangerous. However, as people with freckles have skin that is more sensitive to sunlight, they should take extra care to protect their skin from the sun. Freckles can look very similar to other marks that develop on the skin. For example, they can look like sun spots, also known as age spots, or liver spots.
Sun exposure is a primary cause of both freckles and age spots. Age spots are typically larger than freckles, are more clearly defined, and tend to appear in older adults. While freckles are more widespread on people with light-colored hair and skin, age spots develop on people with a wider range of complexions. Moles are usually present from birth, but people can develop them throughout childhood and teenage years.
Moles are generally darker than freckles and can be flat or raised off the skin. Protecting the skin from sunlight will not reduce the appearance of existing freckles, but it can prevent new freckles from forming. However, if people want to remove or lighten freckles for cosmetic reasons, some treatments can reduce their appearance. A study showed that products containing trichloroacetic acid TCA and phenol are effective in lightening freckles. A variety of topical creams and spot peels contain these compounds.
People can also opt for medical procedures to remove dark spots for cosmetic reasons. These include laser therapy and chemical peels. All of these treatments can cause side effects, such as scarring. People, especially kids, who have fair complexions that means their skin and eyes are light in color.
People with light complexions have less melanin say: MEL-uh-nun in their skin. Melanin is a chemical produced by certain skin cells called melanocytes ; it helps protect the skin from sun damage by reflecting and absorbing ultraviolet UV rays. The more melanin you have in your skin, the darker your skin color! People with fair skin have less melanin in their skin to begin with, but some of their melanocytes make more melanin when exposed to the sun.
So instead of easily getting an even suntan, they sometimes get freckles. Some people have freckles that fade away almost completely in the winter and return in the summer. Another popular target for these lasers is freckles on legs above the knees, where people get sun exposure from boating and similar activities.
It drills through the layers until it reaches that middle layer of the dermis. This causes the old epidermal pigmented cells to be expelled, and the reaction leads to collagen remodeling and new collagen formation. Instead, they can be treated with:. There other lasers that target skin pigments. Instead of going through layers of skin, these laser target and destroy the pigmented areas.
The pigment-specific lasers work well on sun spots. Read more: How do mole removals work? Freckles and moles almost always are harmless, but may suggest an increased risk of skin cancer.
Knowing your risk and particulars of the ABCDE rubric for assessing changes in skin pigmentation will help with identifying any freckles or moles that may be dangerous. Talk to your doctor about your freckles, moles, or sun spots. Keep reading: How to get rid of freckles ». In , a viral debate circulated around the internet about whether women have a matching freckle on their wrists.
Here's what the science says. Freckles may be genetic, but they're only triggered by sun exposure. If you have freckles but don't want them, here's how to get rid of them. While freckles have few risk factors, it is a good idea to be mindful of their shape, size, texture, and color.
See a doctor if they appear abnormal. Should you be nervous about your sunspots? Here are 16 of the best sunscreens on the market in spray, lotion, and solid forms, and for different needs. They're tried and true. Blue lips are most often caused when something is preventing you from getting enough oxygen into your body.
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