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  2. Water ionizer - Wikipedia

    en.wikipedia.org/wiki/Water_ionizer

    Water ionizers are marketed on the basis of health claims which are focused on their ability to make water more alkaline.A wide variety of benefits have been claimed, including the ability to slow aging, [7] prevent disease, give the body more energy, and offset alleged effects of acidic foods.

  3. Health effects of sunlight exposure - Wikipedia

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

    The toxic effects of UV from natural sunlight and therapeutic artificial lamps are a major concern for human health. Skin surface lipids, including unsaturated lipids such as squalene , sebaleic acid, linoleic acid , and cholesterol can be a subject of oxidation by singlet oxygen and ozone as well as free radicals.

  4. Portable water purification - Wikipedia

    en.wikipedia.org/wiki/Portable_water_purification

    There have been polymer and ceramic filters on the market that incorporated iodine post-treatment in their filter elements to kill viruses and the smaller bacteria that cannot be filtered out, but most have disappeared due to the unpleasant taste imparted to the water, as well as possible adverse health effects when iodine is ingested over ...

  5. Are There Any Benefits to Drinking Alkaline Water? - AOL

    www.aol.com/lifestyle/benefits-drinking-alkaline...

    We dug into the science and chatted with an expert to find out the benefits of alkaline water. Here, the truth on whether the pH of your H2O can improve health.

  6. Electromagnetic radiation and health - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_radiation...

    The Sun's UV output is divided into UV-A and UV-B: solar UV-A flux is 100 times that of UV-B, but the erythema response is 1,000 times higher for UV-B. [citation needed] This exposure can increase at higher altitudes and when reflected by snow, ice, or sand. The UV-B flux is 2–4 times greater during the middle 4–6 hours of the day, and is ...

  7. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    Alkaline water (above pH 7.0) does not necessarily mean that lead or copper from the plumbing system will not be dissolved into the water. The ability of water to precipitate calcium carbonate to protect metal surfaces and reduce the likelihood of toxic metals being dissolved in water is a function of pH, mineral content, temperature ...