walking normally is fine . dont walk more than 1.5 km .
1) Do massage with warm sesame oil or suitable oil for 15 min., afterwards take hot fomentation for 10 min.
2) Start natural calcium supplement.
3) Do regular stretching exercise

Hi. It's dosage is 200 mg thrice a day.
It is good drug for o. A.
It can be regularly. And pl. Check up regularly with doctor also.
Avoid more exercise.