Hello aspirant,

yes a lot of student join aiims at the age of 20 or 21. There is nothing strange about this. it is just the hardwork and dedication which one puts in to get there. and if you are a aiims aspirant, then i'll suggest you to focus on studies and be one more example as such.

also this might be helpful for you:

Careers360 brings you All India Talent search exam where students of 11th and 12th PCM/PCB can test their knowledge and enhance their preparation by knowing their stronger and weaker areas and win prizes and scholarships worth ₹1.25 Crore.

Register here: https://learn.careers360.com/careers360-talent-search-exam/