BioMed Research International / 2019 / Article / Fig 1

Research Article

Comparison of the Effectiveness of High-Intensity Interval Training in Hypoxia and Normoxia in Healthy Male Volunteers: A Pilot Study

Figure 1

Hypoxia-inducible factor-1-alpha (HIF-1α) pretraining (preTr) and posttraining (postTr) levels at rest and at maximal exercise test (max) in normoxia and hypoxia. Data are means and SD. , significant difference between preTr and postTr; , , significant difference between normoxia and hypoxia.