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Does red light therapy lower blood pressure?

A regular Google search showed mixed results, and no official science studies from the National Library of Medicine in the top nine results. A check directly on discovered an interesting study involving hypertensive rats. The scientists applied red light therapy (660 nm) and concluded that PhotoBioModulation Therapy (PBM) reduced Systolic Arterial Pressure (SAP) in hypertensive rats, but not in normotensive rats. The PBM application also induced an elevation of Nitric Oxide (NO) concentration in serum from hypertensive and normotensive rats. Nitric Oxide is known to cause vasodilation.

Oishi JC, De Moraes TF, Buzinari TC, Cárnio EC, Parizotto NA, Rodrigues GJ. Hypotensive acute effect of photobiomodulation therapy on hypertensive rats. Life Sci. 2017 Jun 1;178:56-60. doi: 10.1016/j.lfs.2017.04.011. Epub 2017 Apr 14. PMID: 28414077. › Cardiology
Aug 7, 2018 — Scientists show that light therapy may increase blood pressure in hypertension ... day before the session (as a control measurement) and on the day of bright light exposure. ... Heart rate did not change in either of the groups. › pmc › articles › PMC5662075
Jan 12, 2017 — Red light-emitting diodes (LED) were used to irradiate the isolated hypertension ... spectroscopy and is helpful for developing new nondrug hypertension therapy. ... includes elevated arterial blood pressure and a weakened capacity for ... This irradiation device is made up of the control unit and array LED.
by X Qiu · ‎2017 · ‎Cited by 1 · ‎Related articles
‎Introduction · ‎Materials and Methods · ‎Results · ‎Discussion › articles
Jul 29, 2019 — Among other things, red light therapy can improve acne, speed up wound ... and other tissue fibers; increasing circulation between blood and tissue cells ... The research indicated that RLT could effectively reduce pain in adults with ... However, the researchers did call for a more standardized approach to ...
‎How it works · ‎Skin health · ‎Wounds · ‎Hair growth › does-red-light-therapy-...
There's increasing discussion in the health world around red light therapy and whether ... The potential of phototherapy to reduce body fat, insulin resistance and ... From high blood pressure and type 2 diabetes to heart disease, strokes, and ... › story › what-a-led-red-light-therapy-...
Jul 26, 2017 — An LED red light therapy bed may look like a tanning bed and glow like a ... LED light therapy beds may be able to lower your blood pressure, make ... for LED treatment) activating collagen production does occur," she said.

PubMed Keywords: Arterial pressure; Hypertension; Nitric oxide; Photobiomodulation therapy

Notes since initial search ...


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