[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100638193":3},{"organization":4,"armGroups":7,"interventions":23,"overallOfficials":29,"centralContacts":29,"locations":29,"responsibleParty":30,"collaborators":29,"id":34,"slug":35,"hasResults":36,"nctId":37,"briefTitle":38,"officialTitle":39,"acronym":29,"eligibilityCriteria":40,"healthyVolunteers":41,"sex":42,"minAge":43,"maxAge":29,"enrollmentInfo":44,"targetDuration":29,"studyType":47,"phases":48,"briefSummary":50,"conditions":51,"keywords":29,"overallStatus":54,"whyStopped":29,"lastUpdateSubmitDate":55,"lastUpdatePostDateStruct":56,"startDateStruct":59,"completionDateStruct":61,"leadSponsor":63,"locationsCount":29},{"fullName":5,"class":6},"Universidad Rey Juan Carlos","OTHER",[8,14,17,20],{"label":9,"type":10,"description":11,"interventionNames":12},"IMT: 15%","EXPERIMENTAL","The study will apply four respiratory warm-up intensities (15%, 40%, 60%, and 80% of maximal inspiratory pressure) to compare their acute effects on these variables. This graded loading approach will allow identification of the optimal dose capable of maximizing diaphragmatic neuromuscular activation without inducing early fatigue, leveraging the post-activation potentiation phenomenon to improve respiratory efficiency and swimming performance.",[13],"Device: POWERbreath",{"label":15,"type":10,"description":11,"interventionNames":16},"IMT:40%",[13],{"label":18,"type":10,"description":11,"interventionNames":19},"IMT: 60%",[13],{"label":21,"type":10,"description":11,"interventionNames":22},"IMT: 80%",[13],[24],{"type":25,"name":26,"description":27,"armGroupLabels":28,"otherNames":29},"DEVICE","POWERbreath","It is a crossover study in which the different exercise intensities are investigated.",[9,18,21,15],null,{"type":31,"investigatorFullName":32,"investigatorTitle":33,"investigatorAffiliation":5,"oldNameTitle":29,"oldOrganization":29},"PRINCIPAL_INVESTIGATOR","Agustin Velazquez Córdoba","Principal Investigator","100638193","warm-up-of-the-inspiratory-musculature-and-its-impact-in-swimming-performance-100638193",false,"NCT07595328","Warm-up of the Inspiratory Musculature and Its Impact in Swimming Performance","Warm-up of the Inspiratory Musculature and Its Impact on Physiological Parameters and Swimming Performance: Exploration of Intensities Based on Maximal Inspiratory Pressure","Inclusion criteria:\n\n* Participants of both sexes, aged over 18 years.\n* Minimum swimming training frequency of at least two sessions per week, with a minimum duration of 30 minutes per session, consistently maintained over the last three months.\n\nExclusion criteria:\n\n* Current or previous diagnosis of respiratory diseases.\n* Musculoskeletal injuries limiting the ability to perform a 100-meter swimming test.\n* Participation in inspiratory muscle training programs within the last six months.",true,"ALL","18 Years",{"count":45,"type":46},52,"ESTIMATED","INTERVENTIONAL",[49],"NA","Objective To evaluate the acute effect of four inspiratory warm-up intensities (15%, 40%, 60%, and 80% of maximal inspiratory pressure \\[MIP\\]) on 100 m freestyle performance, and to analyze their impact on heart rate, blood lactate concentration, perceived exertion, and dyspnea in trained swimmers.\n\nMethods A randomized, crossover, double-blind experimental study was conducted. Participants were swimmers aged ≥18 years, with no respiratory or musculoskeletal pathology.\n\nEach participant completed, in sessions separated by at least three days, an inspiratory muscle warm-up consisting of 30 breaths against resistive loads set at 15%, 40%, 60%, and 80% of their MIP, previously determined using standardized procedures.\n\nFollowing each intervention, participants performed a maximal 100 m freestyle test. The following variables were recorded:\n\nSwimming time Heart rate (during and post-exercise) Post-exercise capillary blood lactate concentration Rating of perceived exertion (Borg scale) Dyspnea (Dyspnea-12)\n\nConclusions This study will help identify the optimal inspiratory warm-up intensity to enhance swimming performance.",[52,53],"Swimming","IMT","NOT_YET_RECRUITING","2026-05-12",{"date":57,"type":58},"2026-05-19","ACTUAL",{"date":60,"type":46},"2026-09",{"date":62,"type":46},"2027-01",{"name":5,"class":6}]