When working positively, retrograde Mercury in the eighth house of a horoscope in the sign of Leo can bless the native with good results related to marriage, profession, fame, authority and many other types of good results depending on the overall tone of his horoscope. Such benefic retrograde Mercury can bless some natives with good things through their marriages, if this retrograde planet is joined by marriage favoring planets in the horoscopes of these natives. Benefic retrograde Mercury in the eighth house in the sign of Leo can bless some natives with life partners who may have well established professions and they may enjoy good social status by virtue of their professions. For example, if benefic retrograde Mercury is placed in the eighth house of a horoscope in the sign of Leo, benefic Venus is placed in the seventh house of this horoscope in the sign of Cancer and benefic exalted Moon is placed in the fifth house of this horoscope in the sign of Taurus along with benefic retrograde Saturn, the native may receive this benefit. The native under the joint impact of benefic retrograde Mercury in the eighth house in the sign of Leo and other benefic planets may fall in love with a woman who may enjoy good social status by virtue of her well established profession and he may get married to her.
When joined by profession building planets in the horoscopes of the natives under its impact, benefic retrograde Mercury in the eighth house in the sign of Leo can bless these natives with favorable results through a number of professional fields. Such benefic retrograde Mercury can make some natives interested in the field of science due to which these natives may engage in professions related to this field and they may achieve success as scientific researchers, doctors, engineers, software developers and other such professionals. For example, if benefic retrograde Mercury is placed in the eighth house of a horoscope in the sign of Leo, benefic retrograde Saturn is placed in the twelfth house of this horoscope in the sign of Sagittarius, benefic Sun is placed in the seventh house of this horoscope in the sign of Cancer, benefic Rahu is placed in the sixth house of this horoscope in the sign of Gemini and benefic Ketu is placed in the twelfth house of this horoscope along with benefic retrograde Saturn, the native may become a doctor. The native boosted by benefic retrograde Mercury in the eighth house in the sign of Leo and other benefic planets may follow the course of his higher studies in a branch of medical science and he may become a professional doctor after completing his studies.
The joint impact of such benefic retrograde Mercury and other benefic planets can bless this native with good knowledge of his field and he may earn significant amount of money and success as a doctor. At the same time, if benefic Venus is placed in the sixth house of this horoscope in the sign of Gemini along with benefic Rahu; and benefic Mars is also placed in the sixth house of this horoscope along with these two benefic planets when all other planets are placed in the already mentioned houses of this horoscope, the results may become improve a lot. The native boosted by benefic retrograde Mercury in the eighth house in the sign of Leo and other benefic planets may possess great expertise in his field of specialization and by virtue of such expertise, he may become a very successful doctor. The joint impact of such benefic retrograde Mercury and other benefic planets can bless this native with very good amount of money and recognition as a doctor, he may also witness very good growth in this profession and he may have his own hospital during his age of 41 and 48. Apart from this, benefic retrograde Mercury in the eighth house in the sign of Leo can bless the natives with good results through many other professional fields, when working in accordance with profession building planets in the horoscopes of these natives.
On the other hand, malefic retrograde Mercury in the eighth house of a horoscope in the sign of Leo can trouble the native with problems related to marriage, profession, health and many other types of problems depending on the overall tone of his horoscope. Such malefic retrograde Mercury can hit some natives in the field of their profession due to which these natives may come across many types of problems related to their professions. Malefic retrograde Mercury in the eighth house in the sign of Leo can render criminal tendencies to some natives under its impact and these natives may become professional criminals, if other negative planets support this retrograde planet in their horoscopes. In an extreme case of this type when present in combination with other malefic planets, malefic retrograde Mercury in the eighth house of a horoscope in the sign of Leo can make the native suffer from a prison sentence of more than 10 years, by virtue of being convicted for a serious crime committed by him.