Photobiomodulation Not Better Than Placebo for Chronic Low Back Pain (ptinquest.libsyn.com)

• Photobiomodulation not superior to placebo for chronic low back pain
• RCT with strong methodology
• Highlights need for placebo controls

"A randomized placebo-controlled trial by Guimarães et al. (2021) found that photobiomodulation therapy was not superior to placebo for chronic nonspecific low back pain. The study highlights the importance of placebo controls in pain research."