light therapy


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The use of certain segments—in particular, the visible range—of the electromagnetic spectrum as a therapeutic modality. Light therapy may act via the hypothalamus, which releases neurotransmitters and releasing factors, after receiving impulses from retina
Formats Full spectrum light—e.g., sunlight, bright light—2 to 10,000 lux, UV light, coloured light, haemoirradiation
Fringe medicine No peer-reviewed data support claims that light therapy is effective in treating AIDS, alcoholism, Alzheimer’s disease, arthalgia, asthma, bulimia, cancer, depression, drug abuse, dysmenorrhea, fatigue, hair loss, headaches, high cholesterol, hostility, immune dysfunction, infections, insomnia, strokes, tooth decay, or other conditions
Mainstream medicine Intense light therapy may be effective for seasonal affective disorder (SAD), and shiftwork-related sleep disorders

light therapy

1. The use of certain segments–in particular, the visible range of the electromagnetic spectrum as a therapeutic modality; LT may to act via the hypothalamus, which releases neurotransmitters and releasing factors, after receiving impulses from retina Formats Full spectrum light–eg, sunlight, bright light–2 to 10,000 lux, UV light, colored light, hemoirradiation Mainstream medicine LT may be effective in seasonal affective disorder–SAD, and shiftwork-related sleep disorders. See Bright light therapy.
2. Bright light therapy, see there.
3. Heliotherapy, see there.

light ther·a·py

(līt thār'ă-pē)
The therapeutic use of ultraviolet, colored, and laser lights to reestablish diurnal rhythms and alleviate pain and depression.
References in periodicals archive ?
We have found you can prevent relapse by combining daily light therapy with antidepressants or lithium or a short phase advance of sleep over 3 days."
Future plans include monitoring for hypo-mania through summer and possibly reinitiating light therapy in fall or winter.
The therapeutic effects of bright light therapy for PPD may result from its ability to stabilize circadian rhythms that have become disrupted due to postpartum changes in the levels of reproductive hormones.
Thirty-three patients received morning BLT, and 30 received dim red light therapy (control group).
Caption: Light therapy is currently used to treat skin conditions such as psoriasis, skin cancer and vitamin D deficiency
Blue light therapy has a beneficial role in acne with fewer side effects.
Clarify will be demonstrating the Home Light Therapy System at the American Academy of Dermatology Meeting in booth # 1046 at the San Diego Convention Center February 16-18 and at a hospitality reception on February 16 from 5-8 pm at the company's offices at 401 West A Street, Suite 950 in San Diego.
Scientists say their findings pave the way for new therapies which mimic the effects of the sun's rays and could help patients avoid light therapy, which can have damaging side-effects on the skin such as raising cancer risk.
IR light therapy works because IR light can penetrate more deeply into the body's tissues than visible or ultraviolet light, allowing it to stimulate the body's biological pain relief and tissue repair processes.
The product was recognized as the "best light therapy lamp" for SAD by The Sweethome, part of The New York Times Co.
FOUNDED in 2009, PolyPhotonix develops light therapy treatments for macular eye disease as well as other medical conditions.
Light therapy has been the primary treatment for SAD since the 1980s.