Does lifting weight effect growth(14)?

i been lifting weight recently and my friends and people near me says stop it will affect my height im also worry about my height because im going to high school and im only 5 feet 2 does it affect my height from lifting weight to do 15 pounds i also do lots of 10 pound weight for warmup before 15 and i do lots of push up i havnt grown for a while help! does it really affect my height??