light therapy


Definition of light therapy

: the treatment of medical or psychiatric conditions (such as seasonal affective disorder) by the controlled application of light

called also light treatment, phototherapy

Examples of light therapy in a Sentence

Recent Examples on the Web The treatment can also incorporate hydrotherapy and light therapy elements. Judy Koutsky, Forbes, 19 Jan. 2022 Calamigos’ relaxing spa offers services from cupping and reiki to facials with LED light therapy. Kathryn Romeyn, The Hollywood Reporter, 9 Jan. 2022 According to Mayo Clinic, light therapy lamps can even help with dementia, jet lag, and adjusting to a nighttime work schedule. Carly Kulzer,, 11 Nov. 2021 With everything from at-home LED light therapy masks to those hard-to-find brush heads for your Clarisonic, Currentbody is offering up to 60 percent off a variety of anti-aging tools and products. . The Editors, Robb Report, 24 Nov. 2021 Ultraviolet light therapy can be used to treat eczema on parts of the body that can be exposed to a safer variance of UV light for extensive periods of time, such as your hands. Noël Duan, Allure, 1 Nov. 2021 In-office blue light therapy, which helps to kill P. acnes bacteria and minimize inflammation, is also a successful option for some people, says Dr. Garshick. Krissy Brady, SELF, 7 Dec. 2021 From topical treatments and light therapy to medications that work within the body, rest assured that there are plenty of ways to take control of your psoriasis. Cathy Cassata,, 12 Nov. 2021 Treatments take place in eight rooms, and range from craniosacral facial and signature maderoterapia treatments, to light therapy, lymph boots, and infrared cabins. Stacey Leasca, Travel + Leisure, 22 Nov. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'light therapy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of light therapy

1935, in the meaning defined above

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Time Traveler for light therapy

Time Traveler

The first known use of light therapy was in 1935

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Dictionary Entries Near light therapy

light table

light therapy

light the way

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Statistics for light therapy

Last Updated

23 Jan 2022

Cite this Entry

“Light therapy.” Dictionary, Merriam-Webster, Accessed 23 Jan. 2022.

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More Definitions for light therapy

light therapy


Medical Definition of light therapy

: phototherapy especially : the use of strong light (as of 10,000 lux intensity) for the treatment of depression and gloom (as in seasonal affective disorder)

called also light treatment


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