Blood flow-restricted exercise in space

Table 1 Systemic biomarkers and hormonal responses to an acute bout of BFR exercise

Reference citation	Age (year)^a	Exercise(s)	Intensity	Cuff width	CP (mmHg)	Significant increase (p < 0.05)	No change (p > 0.05)
[39]	21	EF,PFx	30% 1RM	NR	20↓ SBP	La, GH	T, Cort
[20]	32	KEx	20% 1RM	NR	200	La, GH, Cort	IGF1, T
[40]	26	EF,EE,KEx,KF	30% 1RM	30 × 450 mm	130–200	La, Cort, NorEpi, GH, T
[29]	21	Walking	50 m/min, 2 min	200 × NR mm	200	GH	Cort
[30]	20–22	KEx	20% 1RM	33 × 800 mm	214	La, NorEpi, GH, IL6	CK, LP
[119]	25–40	EF	30%–50% 1RM	90 × 700 mm	0–100	La
[120]	24–28	EF,EE,SQT,KF	20% 1RM	30 × 45 mm	190–230	La, NorEpi, GH, Hemat	Na, K,
[121]	20–22	KEx	30% 1RM	NR	200	La, NorEpi, GH
[37]	22	KEx	20% MVC	NR	280	GH
[21]	22	KEx	20% 1RM	NR	160–220		CK, Myo, IL6
[52]	21	EF,KEx,KF	30% 1RM	40 × 1,750 mm	>160	GH, NorEpi	T
[42]	70	KEx	20% 1RM	NR	200	La, Cort, GH	Glu
[36]	34	KEx	20% 1RM	33 × 880 mm	160–180	La, NorEpi, GH, IGF1, VEGF	Ghrl

^aAge expressed as a mean, or if not available, as a range; CP cuff pressure, NR not reported, EF elbow flexion, PFx plantar flexion, KEx knee extension, EE elbow extension, SQT squat, Myo myoglobin, La blood lactate, NorEpi norepinephrine, IL6 interleukin-6, LP lipid peroxidase, CK creatine kinase, pH blood pH, Cort cortisol, IGF1 circulating insulin-like growth factor 1, T testosterone, Na sodium, K potassium, Myo myoglobin, Glu glucose, Ghrl ghrelin, VEGF vascular endothelial growth factor.

ISSN: 2046-7648