The Shaoyin-Type Person: Why Can Four Pulse Movements Still Be Normal?

Throughout the preceding chapters, the text repeatedly says that “in one breath of a normal person the pulse moves five times and qi travels six cun.” Yet near the end, in “The Shaoyin-Type Person,” we encounter an apparently contradictory statement:

Two out, one in: this is the Shaoyin-type person, whose pulse lü are Dalü and Yize. The Shaoyin pulse oscillates six fen; with long and quiet breathing the pulse moves four times in one breath, while qi travels six cun—this is normal.

Four movements can also be normal.

This passage forces us to reinterpret “normal person”: it is not one rigid template that every individual must match identically.

The Shaoyin baseline contains four dimensions

The source specifies simultaneously:

• respiratory structure: two out, one in;
• Twelve Lü: Dalü and Yize;
• oscillation amplitude: six fen;
• pulse movements in one breath: four, while qi still travels six cun.

A Shaoyin-type person therefore cannot be identified from pulse rate alone; the complete breath-pulse structure must be considered.

“Long breath” does not simply mean pathologically slow breathing

The text specifically defines it:

Long breath means the breath is quiet and extended, slow, harmonious, and storing; true origin and grain qi are full.

“Long” therefore does not mean merely drawn out in time. It carries an overall state of slowness, harmony, and storage.

Hand Shaoyin and Foot Shaoyin are further distinguished

The passage says that one exhalation contains two pulse movements and one inhalation one movement; when the complete breath totals four movements without leaping, it is the breath of Foot Shaoyin. If it oscillates and leaps, it is the breath of Hand Shaoyin.

The same total of four movements is therefore further divided by whether the waveform leaps.

Individualization does not abolish standards; it stratifies them

The most important idea in this chapter is not “everyone is different, so quantification is impossible.” Quite the opposite: the text gives more detailed baselines for different types of people.

The method is:

first establish shared scales, then calibrate the normal range by individual type.

The next article returns to five movements for the Taiyin type, but with a completely different entry-exit ratio and oscillation amplitude.