Researchers have confirmed that wearing an elbow brace helps improve tennis elbow pain.
Keep in mind that the brace is only one piece of your treatment. See video to learn more about tennis elbow and how chiropractic treatment can help.

Source: Kroslak M, Pirapakaran K, Murrell Gac. Counterforce Bracing Of Lateral Epicondylitis: A Prospective, Randomized, Double-Blinded, Placebo-Controlled Clinical Trial. J Shoulder Elbow Surg. 2019 Feb;28(2):288-295. Doi: 10.1016/J.Jse.2018.10.002.