How many days does postpartum lochia usually flow clean?

Postpartum lochia usually lasts for four weeks will be clean, lochia color is mainly from red to white, usually do a good job of genital care, to ensure local hygiene can be clean, do not worry too much; but due to different personal constitution, part of the maternal lochia will last for 42 days, so after production can be appropriate to move around, help lochia discharge.