Weak gum could be sign of condition called as generalized periodontitis or aggressive periodontitis.you are very young to loose teeth .If it is very much mobile then go for extraction and get a new one.splinting of the same for time period could give you temporary results only.for overall checkup and treatment please visit your dentist .If it is because of any other underlying disease then your dentist would let you know and what best treatment can be given to you.dont worry nothing is scary in dental treatment , it will always give a beautiful smile at the end .
Next Steps
visit a periodontist
Health Tips
get opg done prior to save your time and have food before visiting a dentist .
any painful or invasive procedure will be done under anesthesia only so patient doesn't feel any pain during procedure .post treatment medication will help you at home
get scaling done ,start brushing twice daily