Mars gets debilitated when it is placed in the sign of Cancer, which means Mars becomes very weak by virtue of its placement in the sign of Cancer. Accordingly debilitated Mars in the seventh house of a horoscope may not produce significant positive or negative results for the native, unless it is supported by the other positive or negative planets in his horoscope. The type of results given by such debilitated Mars whether they are positive or negative; depend on the working nature of Mars and on the overall tone of the horoscope in question.
Benefic retrograde debilitated Mars in the seventh house of a horoscope in the sign of Cancer 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 debilitated Mars can bring many types of positive results to some natives under its impact through their marriages, when joined by marriage approving planets in their horoscopes. Benefic retrograde debilitated Mars in the seventh house in the sign of Cancer can get some natives married to people who may hold posts of authority in the house of government or in private organizations and these natives may benefit through such marriages. For example, if benefic retrograde debilitated Mars is placed in the seventh house of a horoscope in the sign of Cancer along with benefic Moon, benefic Venus is placed in the fourth house of this horoscope in the sign of Aries and benefic exalted Saturn is placed in the tenth house of this horoscope in the sign of Libra, the native may witness such marriage. The native benefitting from benefic retrograde debilitated Mars in the seventh house in the sign of Cancer and other benefic planets may get married to a woman who may be an officer in a department of government or she may hold a post of authority in a well established private institution.
When supported by profession boosting planets in the horoscopes of the natives benefitting from it, such benefic retrograde debilitated Mars holds the potential to bless these natives with success through many fields of profession. Benefic retrograde debilitated Mars in the seventh house in the sign of Cancer can make some natives interested in the field of science due to which these natives may engage in professions falling under this field and they may achieve success as IT professionals, doctors, architects, engineers and other such professionals. For example, if benefic retrograde debilitated Mars is placed in the seventh house of a horoscope in the sign of Cancer, benefic Moon is placed in the third house of this horoscope in the sign of Pisces, benefic Rahu is placed in the second house of this horoscope in the sign of Aquarius, benefic Ketu is placed in the eighth house of this horoscope in the sign of Leo and benefic Venus is placed in the fourth house of this horoscope in the sign of Aries, the native may become an architect. The native benefitting from benefic retrograde debilitated Mars in the seventh house in the sign of Cancer and other benefic planets may take a course in architecture and he may become a professional architect after that. The collective influence of such benefic retrograde debilitated Mars and other benefic planets can bless this native with significant amount of money and success through this field of profession.
At the same time, if benefic Sun is placed in the fifth house of this horoscope in the sign of Taurus and benefic Saturn is placed in the third house of this horoscope in the sign of Pisces along with benefic Moon when all other planets are placed in the already mentioned houses of this horoscope, the results may become much better. The native benefitting from benefic retrograde debilitated Mars in the seventh house in the sign of Cancer and other benefic planets may become a very successful architect and he may earn very good amount of money and recognition through this field of profession. Apart from this, benefic retrograde debilitated Mars in the seventh house in the sign of Cancer can bless the natives with many other types of good results through many other professional fields, depending on the type of benefic planets which support it in the horoscopes of these natives.
On the other hand, malefic retrograde debilitated Mars in the seventh house of a horoscope in the sign of Cancer 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. Some natives may feel the heat of such malefic retrograde debilitated Mars in the sphere of their marriage due to which they may have to face many types of problems related to their marriages. Malefic retrograde debilitated Mars in the seventh house in the sign of Cancer introduce conflicts and arguments to the marriages of some natives and these problems may intensify with the intervention of other negative planets in the horoscopes of these natives. In an extreme case of this type when supported by other malefic planets, malefic retrograde debilitated Mars in the seventh house of a horoscope in the sign of Cancer can fail more than one marriage of the native, on account of serious issues of compatibility between the native and his wives.