Guides & Research

The Biohacker Blog

From sleep and recovery to red light therapy and hair growth: practical, science-led guides to help you choose with confidence.

Red Light Therapy

Red Light Therapy Cap: Is There Too Much?

Can you overdo red light therapy? Discover the signs of excessive use, safe session limits, and how to get the most from your red light therapy cap.

4 Min Read

Red Light Therapy

Red Light Therapy Cap: How Much Per Day Is Safe?

Learn how much red light therapy per day is safe when using a red light therapy cap. Discover session length guidelines and find the right cap for your needs.

4 Min Read