Mercury impacts our thinking and ability to communicate. Mercury transits reveal how we interpret information and make decisions. Mercury, the messenger God, rules Gemini and Virgo and finds itself in its’ detriment in Sagittarius & Pisces. Mercury in Aquarius is exalted and in Leo is in its’ fall. Mercury is the only sign that is neither positive nor negative in polarity or Masculine or Feminine in nature. Mercury Retrograde occur 3 times a year and last about 3 weeks. Mercury enters a new sign about every 20 days and takes about a year to travel through the Zodiac Signs.