Help me please..I'm 21 years old..my cycle is of 18 days ..on 6th day of mensturation i had unsafe sex..and after 5 days i mean today brownish color discharge came out..nt once but twice and after that in some redish colour too..so plz help me out if it is an abortion? I'm having pain in my legs and back and yeah the mensturation pain..plz reply alisha here