As per the astrological rules, when Mars is in specific houses of Lagna Kundali and Navamsha Kundali. The placement of Mars at this location forms Mangalik Yoga. Many astrologers believe that Manglik Yoga is an auspicious combination that can create problems in married life. If you want a clearer and more precise prediction, I would strongly recommend you book a consultation session with Dr. Vinay Bajrangi. He is a Marriage Astrologer, and through the analysis of your birth chart, he can tell you about the actual presence and the impact of Manglik yoga on the birth chart.