What are Houses in Vedic Astrology

The sign rising in the eastern horizon at the time of birth of the native is called first house (Lagna or Ascendent), the subsequent Rasis rising after that are respectively called 2nd house, 3rd house, 4th house and so on upto 12th house till the same sign rises again. This complete round of the circle gives us I to Xll houses of the Birth chart and the position of the planets transiting in there different signs(now known as different bhavas for this native) comprise a horoscope. The planets, which are lord of respective signs, remains the lords of the bhavas (represented by the signs or Rashis.)