Markesh dasa does not prove fatal to a horoscope. It is just a bluff. You may have some problems during the markesh dasa. Death is not the only way to give problems. If we could predict Death by looking at Markesh dasa, then how simple life would have been. It is a foolish assumption that markesh dasa will bring the end of your life with allied body problems and diseases.
Wayside astrologers take the meaning of horrible words to frighten you guys and get something extra. Read my blog Navagraha Astrology online to get a better insight into astrology.