What planet is associated with the brain?

In various traditional and astrological contexts, the planet Mercury is associated with the brain.

Mercury's Role in Traditional Associations

Beyond its astronomical identity, Mercury holds significant symbolic meaning, particularly concerning human physiology and cognitive functions. In traditional medicine and astrology, it is closely linked to several key bodily systems.

Connection to the Nervous System and Brain

Mercury is primarily recognized for its association with the nervous system, which includes the brain. This connection highlights Mercury's influence over mental processes, intellect, and information processing. Its domain extends to:

• The brain, governing thought, memory, and comprehension.
• The broader nervous system, impacting reflexes and nerve impulses.
• The respiratory system, influencing breath and vital life forces.
• The thyroid gland, a crucial part of the endocrine system.
• The sense organs, including eyes, ears, nose, and tongue, which gather information from the external world.

Traditional Qualities and Influences

Historically, Mercury is described with specific elemental qualities that further define its associations. It is considered to be essentially cold and dry. These qualities are thought to manifest depending on Mercury's position within the zodiac and its angular relationships (aspects) with other planets in an astrological chart, influencing the specific expression of its physiological and mental associations.

Summary of Mercury's Associations

To provide a clear overview, here's a summary of Mercury's primary associations in traditional medical and astrological contexts:

These associations underscore Mercury's profound link to intelligence, communication, and the intricate workings of the human mind and body. For more information on planetary associations in various traditions, you can explore resources on planets in astrology.