Effects Of Resting Vs. Continuous Blood-flow ... - Frontiers

1. Customized blood flow constraint rehab training (PBFR) is a game-changing injury recovery therapy that is producing dramatically positive results: Decrease atrophy and loss of strength from disuse and non-weight bearing after injuries Increase strength with only 30% loads Increase hypertrophy with only 30% loads Enhance muscle endurance in 1/3 the time Enhance muscle protein synthesis in the senior Improve strength and hypertrophy after surgery Enhance muscle activation Increase development hormone responses. Muscle weakness typically occurs in a range of conditions and pathologies. High load resistance training has actually been revealed to be the most successful methods in enhancing muscular strength and getting muscle hypertrophy. The problem that exists is that in particular populations that require muscle reinforcing eg Chronic Pain Clients or post-operative clients, high load and high intensity workouts might not be scientifically appropriate. It has been utilized in the gym setting for some time however it is gaining appeal in scientific settings. BFR training was at first established in the 1960's in Japan and understood as KAATSU training. It can be applied to either the upper or lower limb. The cuff is then pumped up to a specific pressure with the objective of obtaining partial arterial and total venous occlusion. Muscle hypertrophy is the boost in size of the muscle as well as a boost of the protein content within the fibres. Muscle stress and metabolic stress are the 2 primary aspects accountable for muscle hypertrophy. The activation of myogenic stem cells and the raised anabolic hormonal agents result in protein metabolism and as such muscle hypertrophy can happen. Development hormone itself does not straight cause muscle hypertrophy but it helps muscle healing and consequently possibly helps with the muscle enhancing process. The build-up of lactate and hydrogen ions (eg in hypoxic training) additional boosts the release of development hormonal agent. Myostatin controls and prevents cell development in muscle tissue. It requires to be basically closed down for muscle hypertrophy to happen. Resistance training results in the compression of capillary within the muscles being trained. This causes an hypoxic environment due to a decrease in oxygen shipment to the muscle. When there is blood pooling and an accumulation of metabolites cell swelling takes place. This swelling within the cells triggers an anabolic response and results in muscle hypertrophy. The cuff is positioned proximally to the muscle being workout and low intensity workouts can then be performed. Due to the fact that the outflow of blood is limited using the cuff capillary blood that has a low oxygen content collects and there is a boost in protons and lactic acid. The same physiological adaptations to the muscle (eg release of hormonal agents, hypoxia and cell swelling) will happen during the BFR training and low strength exercise as would occur with high strength exercise. ( 1) Low strength BFR (LI-BFR) leads to an increase in the water content of the muscle cells (cell swelling). It also

2. accelerates the recruitment of fast-twitch muscle fibers. It is also assumed that as soon as the cuff is gotten rid of a hyperemia (excess of blood in the capillary) will form and this will trigger further cell swelling. These increases resembled gains gotten as an outcome of high-intensity exercise without BFR A study comparing (1) high intensity, (2) low intensity, (3) high and low strength with BFR and (4) low strength with BFR. While all 4 exercise routines produced increases in torque, muscle activations and muscle endurance over a 6 week period - the high strength (group 1) and BFR (groups 3 and 4) produced the best impact size and were equivalent to each other.