The pain needs to be managed. The strain in the foot's fascia needs to be minimized and recovery needs to be facilitated. An crucial part of reducing the load is the elongation of the muscles at the back of the lower leg. Many research studies have shown that it is very helpful, so it is an integral part of the approach. https://www.blogarama.com/health-and-fitness-blogs/1354309-FootStoreau-Blog/68985433-should-you-use-night-splints-for-plantar-fasciitis