How can I tell if I'm going through a growth spurt?

i have no idea lol, i think im going through one now because all of a sudden i looked like i was loosing weight so i jumped on the scales and i weighed slightly more, then i measured myself and i grew stacks.

i have no idea lol, i think im going through one now because all of a sudden i looked like i was loosing weight so i jumped on the scales and i weighed slightly more, then i measured myself and i grew stacks.