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2. Health effects of sunlight exposure - Wikipedia

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

   One minimal erythemal dose of sunlight UV radiation provides the equivalent of about 20,000 IU of vitamin D2, taken as an oral supplement. [citation needed] If an adult's arms and legs are exposed to a half minimal erythemal UV radiation, it is the same as taking 3,000 IU of vitamin D 3 through an oral supplement. This exposure of 10–15 ...

3. Radiation-induced cancer - Wikipedia

   en.wikipedia.org/wiki/Radiation-induced_cancer

   Radiation hormesis is the conjecture that a low level of ionizing radiation (i.e., near the level of Earth's natural background radiation) helps "immunize" cells against DNA damage from other causes (such as free radicals or larger doses of ionizing radiation), and decreases the risk of cancer. The theory proposes that such low levels activate ...

4. Management of prostate cancer - Wikipedia

   en.wikipedia.org/wiki/Management_of_prostate_cancer

   Surgical removal of the prostate, or prostatectomy, is a common treatment either for early-stage prostate cancer or for cancer that has failed to respond to radiation therapy. The most common type is radical retropubic prostatectomy , when the surgeon removes the prostate through an abdominal incision.

5. Light therapy - Wikipedia

   en.wikipedia.org/wiki/Light_therapy

   Light therapy, also called phototherapy or bright light therapy is the exposure to direct sunlight or artificial light at controlled wavelengths in order to treat a variety of medical disorders, including seasonal affective disorder (SAD), circadian rhythm sleep-wake disorders, cancers, and skin wound infections.

6. Prostate brachytherapy - Wikipedia

   en.wikipedia.org/wiki/Prostate_brachytherapy

   LDR prostate brachytherapy (seed or line source implantation) is a proven treatment for low to high risk localized prostate cancer (when the cancer is contained within the prostate). [ 4 ] [ 5 ] Under a general anaesthetic, the radioactive seeds are injected through fine needles directly into the prostate , so that the radiotherapy can destroy ...

7. Brachytherapy - Wikipedia

   en.wikipedia.org/wiki/Brachytherapy

   Body sites in which brachytherapy can be used to treat cancer. Brachytherapy is commonly used to treat cancers of the cervix, prostate, breast, and skin. [1]Brachytherapy can also be used in the treatment of tumours of the brain, eye, head and neck region (lip, floor of mouth, tongue, nasopharynx and oropharynx), [10] respiratory tract (trachea and bronchi), digestive tract (oesophagus, gall ...