Related Questions
Is direct contact more effective?
Do all devices require skin contact?
What is the safest way to use devices?
Related Questions
Is direct contact more effective?
Do all devices require skin contact?
What is the safest way to use devices?
Whether a red light therapy device should be used directly on the skin depends on its design and intended use.
Conclusion: Some red light therapy devices are designed for direct skin contact, while others work best at a distance. Always follow device-specific guidelines.