There is nothing serious. And yes, it can be hereditary, as you are also having myopia. Glasses power may increase mostly till 18 years of age, then it may get stabilized. So, don't bother as it's not under your or anybody's control. Provide balanced diet which includes
vitamin A, and seasonal fruits and vegetables.
Next Steps
Regular visits to eye consultant, at least yearly.
Health Tips
Constant use of glasses. Avoid Computer or Smartphone use, if possible. Discuss prescription for low dose Atropine eye drops with your eye consultant. And Don't panic.