Inclusion Criteria: Older than 18 and younger than 65 years of age, both genders; Pain symptoms in the calcaneus tendon insertion region over the last three months; Clinical diagnosis: presence of pain at palpation of the tendinous insertion region in the calcaneus bone (and up to 2cm close to this region) and the occurrence of increase of the region´s volume; Indication of tendinopathy in the Ultra Sound done at the previous health center or by a certified doctor; Lateral X-ray view of the calcaneus, showing any of the associated conditions (Haglund, enthesophyte or intra-substantial calcification).