It is best to massage your head with octopus for 10 to 15 minutes. When using Octopus to massage your head, each massage lasts for 10 to 15 minutes, which is the optimal length. The specific reasons are as follows:

1. Head massage helps to promote blood circulation in the head and increase blood supply to the head. This helps improve the health of your head and helps prevent various head diseases.

2. Head massage can also relax the scalp and hair, relieve tension and improve sleep quality.

3. Excessive head massage will cause over-stimulation of the head, which will have a negative impact. Therefore, massage your head for 10 to 15 minutes at a time to get the best results and avoid over-stimulating your head. In summary, when using Octopus to massage your head, make sure each massage lasts between 10 and 15 minutes to get the best results and avoid over-stimulation of your head.