With little tricks and some change of habits you can get away from this .
The first thing is to start physical activities like some stretching exercises , yoga or Pranayam if you don't have time then you can go for a 20 minute walk in morning & evening
These habits will improve your physical and mental health.
Next Steps
you can talk and discuss with your family members or friends instead of using your phone .
play physical games like bedminton or tablet tennis.
These are all just examples which distract your mind from the phone. just do it strictly for 3 weeks and it'll help