7 ½ Shani and kantaka Shani are the most problematic periods in every one’s life. This is the description of the major difficulties that you may have to face in this period. Displeasure from close relatives and friends, unwanted wandering, unexpected financial loss.  Dishonor from others with out proper reason.  Disappointment in every thing. Every easy going activities will   turn to problematic. Difficulty in foreign living, worries due to departure of close relatives or friends. Unwanted mental problems. Etc, you can get relief from bad  effect of  7 ½ shani & kantaka sani  at time strong planet DASA(main period) or apahara ( sub period) .Some important planetary yoga will avoid problems due to this. Those who born in Hindu religion can do ritual at lord ayyappa temple to reduce the bad effect of these periods. Following are the dates of 7 ½ shani and Kantaka Shani period.