Martial arts emphasized the accumulation, operation, and use of internal strength in the body ever since ancient times. The so-called meridians, lower belly internal breathing method, big circulatory cycle, and small circulatory cycle were all based on this theory.

The overall logic of Reiki was similar to internal strength. The most obvious difference was that in addition to its accumulation, operation, and use, Reiki could also be released externally.

No matter how strong a person’s internal strength was, it could only rely and depend on the person’s own body. A master with good internal strength could easily kill a big and heavy cow or even an elephant with just a single punch.

But even so, he would not be able to achieve the ability to kill a mouse by using the air around him.

The main reason was simply because internal strength could not be released outside.

At the end of the day, internal strength could actually be considered as the entry-level low version of Reiki.

As for