A System for Lengthening Contraction Training of Muscle (LCT)

University of Michigan

Status: Completed

Conditions: Healthy

Treatments: Other: Exercise

Study type: Interventional

Funder types: Other; Industry

Identifiers

NCT00575107

2005-0319

Details and patient eligibility

About

Evaluation of a new exercise machine designed to improve strength and speed of movement in the leg muscles. Investigators are trying to learn whether a new training method results in greater strength improvements as compared to a traditional method.

Enrollment: 36 estimated patients

Sex: All

Ages: 65 to 80 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• healthy
• able to exercise 3 times per week for 16 weeks at Mobility Research Center

Exclusion criteria

• under- or overweight
• chronic disease that limits ability to exercise
• hips and legs limited by arthritis or pain
• presently engaged in a strenuous exercise program
• planned absence greater than one week.

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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36 participants in 2 patient groups

VSC-VLC

Experimental group

Description:

velocity-controlled variable resistance, lengthening contraction

Treatment:

Other: Exercise

Other: Exercise

SC

Active Comparator group

Description:

Constant weight shortening contraction

Treatment:

Other: Exercise

Other: Exercise