Health

Aging eyes linked to sleepless nights, new study shows

A natural yellowing of the eye lens that absorbs blue light has been linked to sleep disorders in a group of test volunteers, according to a study in the September 1 issue of the journal Sleep. As this type of lens discoloration ...

Oncology & Cancer

Melatonin may lower prostate cancer risk

Higher levels of melatonin, a hormone involved in the sleep-wake cycle, may suggest decreased risk for developing advanced prostate cancer, according to results presented here at the AACR-Prostate Cancer Foundation Conference ...

Surgery

Melatonin may mediate nocturnal pain from shoulder disorders

(HealthDay)—For patients with shoulder disorders such as a rotator cuff tear or frozen shoulder, melatonin may mediate nocturnal pain, according to a study published in the July 2 issue of The Journal of Bone & Joint Surgery.

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