Oxygen-hydrogen-oxygen machine is a new type of medical equipment. Its main function is to separate oxygen, hydrogen and water vapor by electrolyzing water, and then mix oxygen and hydrogen for inhalation therapy. The equipment has the following advantages:

1. Improve immunity: When oxygen and hydrogen are mixed, it can enhance human immunity and help relieve fatigue and stress.

2. Promote cell metabolism: Hydrogen has strong reducibility, which can eliminate free radicals and reduce oxidative stress, thus promoting cell metabolism and enhancing body function.

3. Relieve pain: Hydrogen has analgesic effect, which can relieve pain in all parts of the body.

4. Improve sleep: Hydrogen can promote the balance of the nervous system, help improve the quality of sleep, and relieve insomnia and other problems.

In a word, oxygen hydrogen oxygen machine is a very practical medical equipment, which can play a positive role in promoting human health. However, in the process of use, it is necessary to operate in strict accordance with the instructions to ensure safety and effectiveness.