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Infrared irradiation has potential antidepressant effect.

Jui-Feng Tsai¹, Sigmund Hsiao, Sin-Yao Wang

¹Department of Psychiatry, Buddhist Tzu-Chi General Hospital, Hualien, Taiwan. wccho5255@yahoo.com.tw

Progress in Neuro-Psychopharmacology & Biological Psychiatry

|July 10, 2007

Summary

Infrared irradiation shows antidepressant effects in mice, significantly reducing depression indicators after four weeks of daily exposure. This suggests continuous infrared therapy may be a viable treatment for depression.

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Published on: March 21, 2015

Area of Science:

Neuroscience
Biomedical Research

Background:

Light therapy offers partial relief for depression compared to natural sunlight.
Investigating novel therapeutic modalities for depression is crucial.

Purpose of the Study:

To evaluate the antidepressant effect of infrared irradiation.
To assess infrared irradiation's impact on depression using an animal model.

Main Methods:

Seventeen mice were divided into infrared exposure and control groups.
Mice received daily 60-minute infrared irradiation for four weeks.
Depression was assessed weekly using the forced swim test and immobility time.

Main Results:

A trend towards reduced immobility time was observed by week three in the exposure group.
A statistically significant reduction in immobility time was achieved by week four (p = 0.012).

Conclusions:

Prolonged infrared irradiation (4 weeks) reduced immobility time, a sign of depression, in the animal model.
Continuous infrared irradiation demonstrates antidepressant effects.