How is a "cold" pattern typically manifested in TCM?

In Traditional Chinese Medicine (TCM), a "cold" pattern is characterized by specific signs that indicate a deficiency of Yang energy or an excessive influence of cold energy in the body. The correct answer reflects the classic manifestations associated with a cold pattern.

A pale tongue indicates a deficiency of Yang because healthy Yang energy promotes a pink color in the tongue due to blood circulation. A slow pulse is consistent with a cold pattern because cold slows down bodily functions, including the circulation of blood and qi (vital energy). Additionally, the sensation of feeling cold itself is a key symptom, as individuals experiencing a cold pattern may have an intolerance to cold environments and prefer warmth.

Collectively, these manifestations indicate a lack of warmth and vitality in the body, aligning closely with the TCM understanding of cold patterns, which often leads to a stagnation of blood and qi, resulting in a variety of symptoms. This is in contrast to the qualities of warmth and activity associated with Yang energy, which is diminished in a cold pattern.

The other options include symptoms associated with different patterns in TCM. For example, bright red tongues and strong pulses are more indicative of heat patterns, while dryness and rapid pulses suggest heat conditions or excess, not cold. Similarly, dizziness and