average person grows up to 18 years it is very rare that a late growth spurt after 18 occurs between 19-21 . average height of a person depends on father and mothers height average. as your height is already 154 cms chances of growimg further are less.
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please consult an orthopaedic surgeon to look into any systemic conditions causing slow growth rate
Answered2020-11-27 15:54:04
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