The person who has Kalsarp Dosh in his horoscope will suffer from various problems in life. Hence KaalSarp Yog Puja or Kaalsarp Dosh Nivaran is regarded as a deadly yoga in Hindu astrology. Kaalsarp Yoga is formed when all the planets are hemmed between the Navagraha Planets Lord Rahu and Lord Ketu in one’s horoscope.
kaal Sarp yog nivaran is formed when in a horoscope, all the seven planets comes between or hemmed between rahu and ketu. Rahu is considered serpent’s head and ketu is dragon’s tail. So the presence of kaalsarp yog in a horoscope is considered particularly harmful as all the planets are surrounded by the serpent and thus loose their good impacts to a great extent which will make person less lucky, creates problems and delays in many important aspects of life.