1/19/2024 0 Comments Handheld uv black lightTreatment of vitamin D deficiency with UV light in patients with malabsorption syndromes: A case series. Bright light therapy: Seasonal affective disorder and beyond. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. We link primary sources - including studies, scientific references, and statistics - within each article and also list them in the resources section at the bottom of our articles. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. However, more research is necessary to explore the benefits of SAD lamps for health. They may also help regulate a person’s circadian rhythm and increase vitamin D production. SAD lamps may imitate the effects of sunlight, including stimulating the production of serotonin. Side effects of light therapy may include eyestrain, headaches, and difficulty sleeping.Ī person should speak with a doctor before using a SAD lamp to ensure that it is safe for them. Additionally, people with certain health conditions should not use SAD lamps. However, certain light wavelengths that some SAD lamps use can increase a person’s risk of cancer. Are SAD lamps safe?ĭoctors generally consider SAD lamps safe. A person can buy a SAD lamp online without a prescription.Ī person should speak with a doctor before using a SAD lamp for a health condition. The exact amount of time it takes to see a reduction in SAD symptoms may vary, but research shows that most people begin to experience symptom relief within 7 days of starting treatment. How long does it take for light therapy lamps to start working? If a person has concerns that they have a vitamin D deficiency, they should speak with their doctor as soon as possible. However, future research is necessary to learn more. Do SAD lamps increase your vitamin D levels?Ī 2017 study suggests that lamps that produce UVB light may help a person’s body produce vitamin D. Can SAD lamps damage your skin or eyes?Ī 2017 review recommends that people who take medications that increase their sensitivity to sunlight or who have medical conditions that have the same effect exercise caution when using SAD lamps.Īdditionally, those with cataracts, retinopathy, or glaucoma should use a SAD lamp only under the care of an ophthalmologist. Anyone considering using a SAD lamp should first consult a healthcare professional.įrequently asked questions about SAD lampsīelow are answers to some of the top frequently asked questions about SAD lamps. However, for people using a SAD lamp to help their skin make vitamin D, UVB light is essential. People with light sensitivity, bipolar disorder, diabetes, or eye health conditions should avoid this treatment.Įxperts advise individuals who wish to try light therapy to use only SAD lamps that emit fluorescent light with no UV wavelengths, as UV light can damage the skin and lead to skin cancer. There is some evidence to support the benefits of light therapy, but there is a lack of up-to-date research on this topic.Īdditionally, this type of therapy may not suit everyone. SAD lamps typically show measurements in lux, which refers to the lamp’s luminance level.įor example, doctors might recommend that a person with SAD sit by a lightbox that provides 10,000 lux for 30 minutes each day as soon as possible after waking up.Ī person may also use lower lux lights, such as 2,500 lux, for 1–2 hours. According to a 2013 review, sunlight may trigger the production of serotonin through the eyes and skin. Some examples are serotonin, which plays a role in mood, and melatonin, which helps with sleep patterns. The skin also uses sunlight to make vitamin D.Īdditionally, sunlight helps the brain produce hormones that the body needs to function. These govern how individuals feel and when they go to sleep and wake up. It affects the body’s natural daily cycles, also known as circadian rhythms. SAD lamps, also known as sun lamps or light boxes, work by imitating sunlight.
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