Mars Retrograde in Gemini

Mars retrograde in Gemini occurs in 2022. While mars is retrograde, we may need to walk back our actions and reevaluate what we put our energy into. Mars in Gemini is ruled by mercury, so we will also evaluate the mercury retrogrades in 2022 and how they interact with mars retrograde in Gemini. What does it mean to have mars retrograde in a mercury-ruled sign?