I came on my period but I was one day late... my period is normaly 7 days but this time it was only 2 (heavy)but after that I had brown discharge. What's wrong with me??

Please read this sticky (https://www.askmehelpdesk.com/womens-health/info-answers-frequently-asked-questions-our-health-expert-53865.html). Especially Discharge and what it may mean (https://www.askmehelpdesk.com/info-answers-frequently-asked-questions-our-health-expert-53865.html#post250355)