Relieve pain, prevent injury, and increase performance. Get customized mobility coaching developed by Dr. Kelly Starrett.
You may be doing too much at one time.
Have you tried shorter sessions through out the day?
Are you addressing your feet at all?
Work up/down stream of where you are seeing the issue. Where you see the problem isn’t always where it originates.
Have you had someone smash your calf?
What is your hydration like? This is an impacting factor.