Letter of advice - mobile phone addiction

stay away from

anti-social

have control over

alleviate

socialize with others

poor posture

lack self-control

poor posture

face the problem

academic results

mental problems

sense of accomplishment

obtain satisfaction

self-discipline

develop new/healthy hobbies

professional advice

addictive / addicted to

distract sb from sth

set a limit

obsession / obsessed with

seek help from

isolated from others

get rid of

build good habits

time management