What does Mercury in retrograde mean?

As you may well know, astrology involves looking at the position of planets and stars when we were born, and using that to interpret their influence on our lives. Mercury happens to be one of the planets which is supposed to have the most influence and that’s particularly true when it’s in retrograde, which happens several times a year.

Planets in our solar system orbit around the sun. If you think about it, those that are closest to the Sun have to travel the distance to complete a full orbit. Of all the planets, Mercury is c...