Complex sentence: Decreased dorsiflexion of the foot may be present due to tightness of the gastrocnemius muscle or the Achilles tendon and when dorsiflexed may elicit the pain due to stretching of the plantar fascia with this motion.
Split into simpler sentences: Decreased dorsiflexion of the foot may be present due to tightness of the gastrocnemius muscle or the Achilles tendon. Dorsiflexion of the foot may elicit the pain due to stretching of the plantar fascia with this motion.