Hi!
There can be a lot reasons for the Pain.
I would like to know
1) Since how many days is he having the pain?
2) What treatment has he taken yet?
3) Is he having fever, redness over back and shoulders or any other associated complaint?
4) Any tingling or numbness in the hand or legs?
Most common cause in this age group is
1) Low
Calcium
2) Low
Vitamin D3
3) Lack of exercise making joints stiff
4) High
Uric Acid
5) Any nerve compression in spine
Next Steps
Kindly reply to the questions. We can decide on the treatment after that. Better if we could connect.
Health Tips
Don't panic. This is very common.
Analgesics and basic physiotherapy should help.