In my experience
- If kethu comes in childhood it will affects health.Studies are also affected.
- If Native has kethu dhasa at 18 marriage will delays. Love life will be affected.
- If Native has Kethu dhasa after marriage his family life will be affected. Conflicts , chaos, separation may occur. It gives detachment in family life.
- If Native has kethu dhasa at his middle of life it will affects the health & studies of kids. Native will faces so many crisis in career.
- If native has kethu dhasa at the end of life health will be badly affected. Someone may be abandoned or neglected by kids.
- Generally Health , business, studies are affected during Kethu dhasa.
- If Native is a spiritual personality it will be his Golden period. He will gets all answers in spiritual. He will gets wisdom (Gnana). He will gets clear in Vedic studies.
- Benefits will differs according to your birth Chart.