Doctor insights on:
Does Sun Exposure Cause Sunburn
Depends On Skin Type: Melanoma is the deadliest of all skin cancers. Your risk of melanoma with sun exposure depends on your skin type. Skin that burns easily and never tans has a higher risk of developing melanoma than skin that is dark and almost never burns. As a rule, you should always wear sunscreen when exposed to the sun. Not only will that decrease your risk of melanoma, it also prevents premature aging. ...Read moreSee 2 more doctor answers
Sunburn results when the amount of exposure to the sun or other ultraviolet light source exceeds the ability of the body's protective pigment, melanin, to protect the skin. Sunburn in a very light-skinned person may occur in less than 15 minutes of midday sun exposure, while a dark-skinned person may tolerate the ...Read more
Does isotretinoin cause irreversible sun damage? Will it cause permanent darkening of skin due to sun exposure?
Not likely: Topical Isotretinoin is well known to cause photosensitivity (easy burning) from bright sun light exposure. This will cause temporary redness and soreness, but not permanent change. Interestingly, Isotretinoin and other so-called retinoid agents have been successfully used for years to actually help reverse chronic sun damage. ...Read more
Both!: Acute sunburn causes more skin damage, and may increase risk of melanoma somewhat more than long-tern sun exposure, which still causes wrinkles, spots, and skin cancers as well. Radiation damage is cumulative over a lifetime, so both are not good! sort of like many toxic things--a little over a long time will kill you just as dead as a lot all at once! ...Read moreSee 1 more doctor answer
Physical sunblock: The use of a good quality physical sun block that blocks out both UV A and UVB rays. The skin will still tan but to a much lesser extent. The physical block should be either zinc or titanium . Theses products can be purchased at a dermatologist office and in many spas. The better products are PCA, Skin Medica, SkinCeuticals, Obagi and others but these are most popular ...Read more
No, but you could: have hot, inflammed skin after sunburning, and that could make you feel hot. Night sweats are altogether different, and usually related to hormones, thyroid dysfunction, etc. So, check with your doctor if this persists for more than a few days, especially since you say you have a lump at front of your neck (thyroid is located there!) ...Read moreSee 2 more doctor answers
Here are some ...: Since Fordyce's spots are ectopic sebaceous glands beneath the skin, sunlight would not grow their size, but of course, as expected, the overlying skin may darken leading to potential deceptive look, which you may like them. So, no effect and no harm from Fordyce's spots. More? Seek pro-evaluation & counseling preferably from dermatologist timely. Best wishes... ...Read more
Any sun exposure: Has some carcinogenic potential related to UV exposure. But remember its exceptionally small with limited exposure like you mention. There are many benefits to sun exposure too, you level of exposure just needs to be balanced based on your risk for developing skin cancer. ...Read moreSee 1 more doctor answer
Does Rosacea appear Brown after Sun exposure? Does Lupus Malar appear Brown after Sun exposure? What type of Butterfly Rash turns Brown in Sun?
Malar rash: Melasma is a very common patchy brown, tan, or blue-gray facial skin discoloration, usually seen in women in the reproductive years. It typically appears on the upper cheeks, upper lip, forehead, and chin. Lupus may cause a butterfly rash which can be exacerbated by the sun. A malar rash associated with lupus may be erythematous (red) or brown. ...Read more
Just like sunburn!: Exposure of the skin to ultraviolet (sun or tanning bed) stimulates the melanocytes (pigment cells) to become darker, which provides a barrier to this harmful radiation. Too much too quickly causes sunburn, but even a little exposure can stimulate collections of melanocytes in the skin to darken, making sunspots more visible or dark. Repeated exposure continues darkening; too much causes cancer. ...Read more
Sunlight(UV) & aging: A study published in 2013 showed that UV ray account for a whopping 80% of skin aging , including wrinkles. Remember that it is not sunlight but "light" and the UVA, UVB and IR radiation that is the culprit. This is the reason that DAILY application of a broad spectrum, antioxidant sunscreen is a critical step in maintaining youthful, healthy skin, whether it is sunny, cloudy or overcast. ...Read moreSee 1 more doctor answer
Any U-V light can: Tanning involves exposure to u-v (ultraviolet) light. This wavelength of light has been connected with increased growth of cataracts, and with progression of macular degeneration. If you are tanning, you should always wear the protective eyewear that they provide, and when you are out in the sun, you should wear hats and/or sunglasses to shield your eyes. ...Read moreSee 2 more doctor answers
DO NOT avoid but...: Sun exposure not only increases vitamin d but has other proven benefits unrelated to vitamin d. Uvb produces vitamin d and uva increases cancer risk- so avoid the sun when uva predominates. Precise instructions on how to be in the sun safely are at http://articles.Mercola.Com/sites/articles/archive/2012/03/26/maximizing-vitamin-d-exposure.Aspx. For info on the benefits of sun exposure see comment:. ...Read moreSee 2 more doctor answers
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