I have not been running for last 10 days, and my planta fasciitis pain has decreased, but I still went to the doctor, because I did a 2 mile run on treadmill. The doctor advised me with Ibuprofen, and not to run for 3 weeks. Should I do small runs still for fitness? I have not been running for last 10 days, and my plantar fasciitis pain has decreased, but I still went to the doctor, because I did a 2 mile run on treadmill. The doctor advised me with Ibuprofen, and not to run for 3 weeks. Should I do small runs still for fitness?