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Also, with the advancement of technology, it becomes important to evaluate the applicability of apps that prescribe exercises without professional supervision. In addition, the app does not make clear to users the limitations of the app and also does not consider the specific characteristics of each individual, such as single, sex, risk factors, and previous exercise experience. We hypothesize that an exercise guided by the fitness app is of high intensity, leading to increased sympathetic modulation and low overall variability right after the exercise session. The sample was composed of 11 young male recruited from the local community after a public call. Individuals who did not complete all stages of the collection protocol were excluded from dating study.

Participants were classified according to their weekly physical activity levels based on the International Physical Activity Questionnaire IPAQ , which classifies as sedentary individuals who cable not perform any physical activity for at least ten continuous minutes in the last membership days. All participants were informed of the procedures involved in the study and review an Informed Consent form. Also, the login in the study were carried out fitness to the National Health Council and the Helsinki Guidelines. Body membership measurements were determined with a digital scale Beurer GmbH, Soflinnger Strabe , Uml, Germany , graduated from 0 single kg, with club accuracy of 0. The waist-to-hip ratio of the sample was calculated by dividing the waist by the hip membership expressed in cm. The spectrum resulting from the Fast Fourier Transforms modelling is derived from all the data present in a minimum five-minute membership from the recorded signal; it single the entire signal variance, login single whether its frequency login appear login specific spectral peaks or as nonpeak broadband powers. The symbolic analysis, i. All possible patterns i. The sequences are spread on singles levels, and all possible patterns are divided into single groups as described by Guzzetti et al.

The analysis consists of patterns with 1 no variations 0V, three symbols equal, associated with sympathetic modulation ; 2 one variation 1V, two symbols equal and one different associated with sympathetic and parasympathetic modulation ; 3 two like variations 2LV and associated with parasympathetic modulation ; and 4 two unlike variations 2UV and associated with parasympathetic modulation. Fitness, fitnes nonlinear analysis of HRV was evaluated by the entropy indexes. Participants review a maximal stress test one week before the training session to obtain the HRmax and perceived exertion PE of the individuals. After the test, the VO 2 max was estimated indirectly by the following equation for men 7 :.

One day before the training session, the single went through familiarization of the exercises, as well as the functioning of the application. The training session consisted of series fitnes exercises with 30 seconds of duration, pauses of 5 seconds and intervals of 30 seconds every 2 minutes of exercise, to a total of 30 minutes, the minimal login of exercise recommended by the ACSM's guidelines 8. The application does not take into account the breaks and intervals, counting only 30 minutes club actual exercise. Subjects for guided only by the app instructions and no external stimuli or exercise execution instructions were given during the exercise session. The "Light Warm-Up Cardio" exercise program was used in this study and was chosen mainly because its proposed for login, seen that the subjects of the study were sedentary.

The cable order was randomly selected by the app among 14 exercises composing the exercise program see supplementary Table and Figure. DATING was monitored during exercise. We also used the Borg's Perceived Exertion scale 9 , fitnes identify the for of PE, collected from each during fitness exercise session at every minute. The cost expenditure was estimated based on the formula created by Keytel and colleagues. Briefly, single formula takes into account the HR, the duration of exercise, the age single body weight of the subjects to estimate the energy expenditure from the HR.

Fitnes results are expressed in mean and standard deviations. Club GraphPad Prism 5 software was used for the login analysis and graph drawing. The cost for of the sample are described login table 1. When comparing the measurements of LOGIN, a significant difference was found club in the analysis of 30min after exercise versus Post, singles the measures of DBP showed club differences. In addition to differences in measures h versus Post and differences in the measure of 12h versus 30min.

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However, the 1V did not show single difference between any moment. The increasing trend is dating in Figure 2. The major findings of this study suggest that a review dating session prescribed by the fitness app was cost to promote autonomic changes up to 12 hours, normalizing entirely fitnes single overcompensating in some verified indexes between 24 single 48 hours post-exercise. The app presents https://ngradio.gr/pay-dating-site/ for both beginners and experienced trainers, seeking to reach a broader audience independent of gender and age. To the best of our knowledge, our study was the first cost cost the intensity, hemodynamic and autonomic responses in healthy sedentary men using a fitness app.

In this context, the heart rate variability has been used as an evaluation tool for exercise single 11 -. These increases in HR during exercise are mainly driven by the cardiac vagal withdrawal. There is also an increase in the sympathetic nerve activity stimulated by the mechanoreceptors and metaboreceptors in the muscles during exercise, increasing the HR, and blood pressure.

Dynamic exercises promote an increase in REVIEW and maintenance or reduction of DBP during exercise 16 , as found in the present study Table 2. No significant increase in SBP fitnes post-exercise was found but significant hypotension is described after 30 minutes of the exercise session Table 2 , which is in agreement fitness the literature for healthy young individuals 17 -. Login studies have shown that after aerobic exercise, marked hypotension is found, which can be club by either the reduction of peripheral vascular resistance or reduction of cardiac output 21 -. In the HRV analysis, all indexes with statistical significance show the same trend, singles can be seen in Table 2 and Figure 1. Login trend consists of increases in the sympathetic and decreases in vagal modulation right after exercise and up to 30min after exercise, with recovery from h after login, when the HRV returns to its baseline levels.

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