Effects of Exercise Intensity on Cardiometabolic Parameters of Ovariectomized Obese Mice
Int J Sports Med DOI: 10.1055/a-2044-8691The aim of this study was to compare the effects of continuous-moderate vs.
high-intensity interval aerobic training on cardiovascular and metabolic
parameters in ovariectomized high-fat-fed mice. C57BL/6 female
ovariectomized were divided into four groups (n=8): low-fat-fed
sedentary (SLF); high-fat-fed sedentary (SHF); high-fat-fed moderate-intensity
continuous trained (MICT-HF); and high-fat-fed high-intensity interval aerobic
trained (HIIT-HF). The high-fat diet lasted 10 weeks. Ovariectomy was performed
in the fourth week. The exercise training was carried out in the last four weeks
of protocol. Fasting glycemia, oral glucose tolerance, arterial pressure,
baroreflex sensitivity, and cardiovascular autonomic modulation were evaluated.
Moderate-intensity continuous training prevented the increase in arterial
pressure and promoted a reduction in HR at rest, associated with an improvement
in the sympathovagal balance in MICT-HF vs. SHF. The high-intensity interval
training reduced blood glucose and glucose intolerance in HIIT-HF vs. SHF and
MICT-HF. In addition, it improved sympathovagal balance in HIIT-HF vs. SHF.
Moderate-intensity continuous training was more effective in promoting
cardiovascular benefits, while high-intensity interval training was more
effective i...
Source: International Journal of Sports Medicine - Category: Sports Medicine Authors: Dos-Santos, Adriano do Nascimento Carvalho, Bruno Da Costa-Santos, Nicolas Mello-Silva, Fernanda Queiroz de Pereira, Abel de Assis Jesus, Ney Roberto de De Angelis, K átia Irigoyen, Maria Claudia Bernardes, Nathalia Caperuto, Erico Chagas Scapini, Katia Tags: Training & Testing Source Type: research
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