Soreness needs to be managed. The pressure in the plantar fascia needs to be reduced and recovery needs to be promoted. An crucial part of lessening the load is the stretching of the gastrocnemius and soleus muscles. Numerous research papers have shown that it is quite beneficial, so it is an integral part of the suite. https://www.blogarama.com/health-and-fitness-blogs/1354309-FootStoreau-Blog/68985433-should-you-use-night-splints-for-plantar-fasciitis