2.1. Sample
METABOLIC DISEASES
The sample was selected from a database of participants aged above 60 years old at the Fall Prevention Exercise Program at the Institute of Physical Education at Federal Fluminense University. The exclusion criteria were the use of any medication that could influence the outcome of the study (cardiovascular, neurological, respiratory, muscular/osteoarticular or metabolic diseases), symptoms or altered responses to a clinical exam and/or exercise test, participation in any other exercise training program, and were not naïve to rowing modality. The volunteers were restricted from caffeine consumption on the day of the test, had their last meal 2 h before the protocol and avoided physical exercise 24 h before the protocol. The temperature of the laboratory was controlled between 22 °C and 24 °C during experimental tests.The protocol was approved by the Ethics Committee of the Fluminense Federal University (CEP/UFF) (2.172.240) following the Declaration of Helsinki and all volunteers signed a consent form before all procedures.