Combined Land- and Water-Based Core and Lower Extremity Strength Training in Improving the Jump Performance Among Volleyball and Basketball Players

Inclusion Criteria. Volleyball and basketball players, specifically who: * are at least 18 years-old, * are enrolled in an Ilocos-based university during the second semester of academic year 2023-2024, * played in at least one (1) official university-wide game, * are physically prepared for the training, which is identified using the Physical Activity Readiness Questionnare for Everyone (PAR-Q+), and * have provided informed consent. Exclusion Criteria: Volleyball and basketball players who: * sustained injuries within 6 weeks before the start of the study, * have uncontrolled angina, uncontrolled hypertension, uncontrolled dysrhythmias, recent history of congestive heart failure, and/or severe aortic valve disease, * has condition/s that is/are contraindicated for pool therapy such as open wounds, skin infections, high fever, incontinence, fear of water, etc., * answered "Yes" to at least one question from the PAR-Q+; and * declined to participate.