Plantar fasciits is typically an overuse injury, an inflammation (-itis) of the connective tissue (fascia) on the bottom (plantar) surface of the foot.
I'm often asked this exact question by eager triathletes who have just completed their first or second race and feeling like they can tackle the next distance.
The Functional Movement Screen is a system used by Elite Health Services fitness and performance professionals to evaluate movement pattern quality in clients and athletes.
Performing these simple, easy-to-do exercises regularly a few weeks prior to hitting the slopes will not only help you to avoid fatigue, they will also go along way toward reducing your risk of injury while skiing.