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  2. File:Melatonin in Cancer Treatment - Current Knowledge and ...

    en.wikipedia.org/wiki/File:Melatonin_in_Cancer...

    Results showed the involvement of melatonin in different anticancer mechanisms including apoptosis induction, cell proliferation inhibition, reduction in tumor growth and metastases, reduction in the side effects associated with chemotherapy and radiotherapy, decreasing drug resistance in cancer therapy, and augmentation of the therapeutic ...

  3. Melatonin as a medication and supplement - Wikipedia

    en.wikipedia.org/wiki/Melatonin_as_a_medication...

    Melatonin may be useful in the treatment of delayed sleep phase syndrome. [9] Melatonin is known to reduce jet lag, especially in eastward travel. However, if it is not taken at the correct time, it can instead delay adaptation. [30] Melatonin appears to have limited use against the sleep problems of people who work shift work. [31]

  4. Light effects on circadian rhythm - Wikipedia

    en.wikipedia.org/wiki/Light_effects_on_circadian...

    "In 2007, the International Agency for Research on Cancer classified shift work with circadian disruption or chronodisruption as a probable human carcinogen." [21] Exposure to light during the hours of melatonin production reduces melatonin production. Melatonin has been shown to mitigate the growth of tumors in rats.

  5. Is melatonin or ashwagandha better for sleep? Experts weigh in

    www.aol.com/finance/melatonin-ashwagandha-better...

    Melatonin can also cause nausea, dizziness, drowsiness, and a headache, per the Cleveland Clinic. You shouldn’t take either if you’re pregnant or breastfeeding. You shouldn’t take either if ...

  6. Melatonin - Wikipedia

    en.wikipedia.org/wiki/Melatonin

    Melatonin, an indoleamine, is a natural compound produced by various organisms, including bacteria and eukaryotes. [1] Its discovery in 1958 by Aaron B. Lerner and colleagues stemmed from the isolation of a substance from the pineal gland of cows that could induce skin lightening in common frogs.

  7. Health effects of sunlight exposure - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_sunlight...

    Most people in the world depend on the sun to get vitamin D, [31] and elderly populations in low UVB countries experience higher rates of cancer. [32] There are not many foods that naturally have vitamin D. [33] Examples are cod liver oil and oily fish. If people cannot get sunlight, then they will need 1,000 IU of vitamin D per day to stay ...