Im 18 and Balding fast?

[jamalcrawford11]

hey im a 18 year old african american male and im confused if im stress balding or MPB, Its weird because ive notice my hairline receding when i was 17, So i decides to grow my hair out to afro to see if my hair line would return and it did weirdly so i was happy for a good 8 months didnt worry didnt stress hair was great.

I play sports alot like soccer and basketball and one day had a terrible accidented
i broke both my front teeth and got depressed and was stressed about how i would fix my beautiful teeth for like 6 months. I decided one day and got a hair cut and notice BAM hairline receded so now i regrew my hair and some of my hairline is returning but alot of thinning on the top and temples are thinning not yet the M hairline but im close !! Im just confused need some advice !!!!