i am a 24 old and have been missing my dates on a regular basis (i.e a month).. i drink a coffee a lot.. also has a habit of smoking (3-4 a day) also takes alcohol occasionally..i am rally worried as i am now planning to get married in another one year...please help me with this.. really worried. Now i am trying to cut down coffee to only once a day.. Please suggest me medicine or any thing i am ready to anything and just wanna be normal so that even i can feel the most happiest women(as a mother) in the coming years. Also i wanna ask that if i am getting irregular periods then will i face in conceiving a baby..???