I have had a smelly watery discharge for a month, and now period is dark and smelly, it's only my third day on my period. ?

See a doc: Vaginal discharge is a common problem among females. However, discharge that has a pungent odor or change in consistency can be indicative of a bacterial/fungal infection that needs to be treated with antibiotics.

Get med eval.: If you have a change in color, texture, odor or amount of vaginal discharge & problems such as pain, itching burning with urination or sex or redness/swelling then It is best to see your gynecologist for evaluation & accurate assessment.