{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T23:09:45Z","timestamp":1792192185186,"version":"4.4.0"},"reference-count":30,"publisher":"National Athletic Trainers' Association","issue":"12","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2019,12,1]]},"abstract":"<jats:sec>\n                    <jats:title>Context<\/jats:title>\n                    <jats:p>Hopping exercises are recommended as a functional training tool to prevent lower limb injury, but their effects on lower extremity biomechanics in those with chronic ankle instability (CAI) are unclear.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To determine if jump-landing biomechanics change after a hop-stabilization intervention.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Randomized controlled clinical trial.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Research laboratory.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Patients or Other Participants<\/jats:title>\n                    <jats:p>Twenty-eight male collegiate basketball players with CAI were divided into 2 groups: hop-training group (age = 22.78 \u00b1 3.09 years, mass = 82.59 \u00b1 9.51 kg, height = 187.96 \u00b1 7.93 cm) and control group (age = 22.57 \u00b1 2.76 years, mass = 78.35 \u00b1 7.02 kg, height = 185.69 \u00b1 7.28 cm).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Intervention(s)<\/jats:title>\n                    <jats:p>A 6-week supervised hop-stabilization training program that consisted of 18 training sessions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main Outcome Measure(s)<\/jats:title>\n                    <jats:p>Lower extremity kinetics and kinematics during a jump-landing task and self-reported function were assessed before and after the 6-week training program.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The hop-stabilization program resulted in improved self-reported function (P &amp;lt; .05), larger sagittal-plane hip- and knee-flexion angles, and greater ankle dorsiflexion (P &amp;lt; .05) relative to the control group. Reduced frontal-plane joint angles at the hip, knee, and ankle as well as decreased ground reaction forces and a longer time to peak ground reaction forces were observed in the hopping group compared with the control group after the intervention (P &amp;lt; .05).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The 6-week hop-stabilization training program altered jump-landing biomechanics in male collegiate basketball players with CAI. These results may provide a potential mechanistic explanation for improvements in patient-reported outcomes and reductions in injury risk after ankle-sprain rehabilitation programs that incorporate hop-stabilization exercises.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4085\/1062-6050-550-17","type":"journal-article","created":{"date-parts":[[2019,10,16]],"date-time":"2019-10-16T13:42:56Z","timestamp":1571233376000},"page":"1296-1303","source":"Crossref","is-referenced-by-count":61,"title":["Hop-Stabilization Training and Landing Biomechanics in Athletes With Chronic Ankle Instability: A Randomized Controlled Trial"],"prefix":"10.4085","volume":"54","author":[{"given":"Mohammad Karimizadeh","family":"Ardakani","sequence":"first","affiliation":[{"name":"Department of Health and Sport Medicine, Faculty of Physical Education and Sport Sciences, University of Tehran, Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erik 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