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. 2024 Apr 23;14(4):e081459. doi: 10.1136/bmjopen-2023-081459

Figure 1.

Figure 1

Photobiomodulation application. (A) Cluster P2—Antares Ibramed (Brazil) with four 850 nm light-emitting diodes (LEDs) and five 630 nm LEDs. (B,C) Application on the participant’s hand (two to three times to cover each hand area). (D–F) Application on the participant’s foot (two to three times to cover each feet area).