If the pain is near the heel there are chances you may have Achilles Tenditis, it is a very common reason for calf pain and the main cause is overuse of the tendon muscles. All you need at this moment is a good massager; you can try out OSIM uSqueez warm a leg massager with a wrap around power squeeze to deliver a massage to feet, calves and ankles. It relives strain and alleviates muscles aches by stimulating the vital acupressure points. The inbuilt foot roller delivers an effective foot reflexology massage to relieve sores and improve blood circulation. This massager will help you get rid of the pain, but you need to restrain yourself from activities which would add to the pressure on the leg. Other important things you should take care of are wearing a running shoe with a stiffer sole, wrap the foot with a tensor bandage with moderate compression.