This is due to maybe from the late closure of the male growth plates and also the longer, bigger tail of the bell curve of the distribution of height tabulated for men.
Relax and repeat 6 times morning and evening• You can also ask family members and friends to remind you to stand up straight, with shoulders back and chest out.
And thank u ,hope u repley and help me• my father is 5f8 but my 2 brother are 5f10 so I hope I can be like em I think am still growing because my joints are still cracking and feel pain sometimes.