Thanks for posting your query.
If your morning stiffness is for more than half an hour and you have bilateral symmetrical joint pain in hand,wrist& feet , you might be suffering from inflammatory arthritis
like rheumatoid arthritis
might started anti-inflammatory drugs.
You have to continue stretching exercises, as these are helpful in relieving stiffness.
You need life style modification, education about the disease, regular exercise, and physical therapy
to fight the disease better.
Take diet rich in Omega 3 fatty acid , complex carbohydrate
, Vit-D &calcium,fruits and vegetables.
Take low fat diet.
Drink ample of water.
Watch your weight.
Have a positive attitude.
Wishing you good health.