Caffeinate Chewing Gum on Ice Hockey Performance

National Taiwan Sport University14 enrolled

Overview

The purpose of this study was to examine the impact of caffeinated chewing gum on the physical performance of elite ice hockey players in a partial sleep deprivation state.

This study used a randomisation crossover design with a single-blind, double-blind experimental design. The participants were randomly assigned to either a caffeinated chewing gum trial (CAF) or a placebo trial (PL).

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

SINGLE

Enrollment

Conditions

Caffeine Placebo

Interventions

caffeinate chewing gumDIETARY_SUPPLEMENT

participants either chewed caffeinated gum (CAF) containing 3 mg/kg caffeine or a caffeine-free placebo gum (PLA) for 10 minutes prior to undertaking a series of tests on-ice and off-ice.

Eligibility

Sex: MALEMin age: 20 YearsMax age: 40 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * 1\. 6 years of professional ice hockey training, * 2\. 6 months of continuous training, * 3\. 3 months of recovery from sports injuries such as strains and sprains Exclusion Criteria: * 1\. non-specialised ice hockey player. * 2\. has not trained regularly for the past 6 months. * 3\. has recovered from an athletic injury. * 4\. have been recovering from a sports injury for less than 3 months, or have epilepsy, hypertension, hyperlipidemia, heart disease, arthritis, osteoporosis, brain injury, or a history of caffeine allergy.

Locations (1)

National Taiwan University of Sport

Taichung, Taiwan

Outcomes

Primary Outcomes

counter-movement jump

jump height

Time frame: 15 minutes after intervention

Secondary Outcomes

35-metre sprint

complete time (seconds)

Time frame: 15 minutes after intervention

Data from ClinicalTrials.gov

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