Stephen H. Boutcher, “High-Intensity Intermittent Exercise and Fat Loss,” Journal of Obesity 2011 (2011), DOI: .

Cinthia Maria Saucedo Marquez et al., “High-Intensity Interval Training Evokes Larger Serum BDNF Levels Compared with Intense Continuous Exercise,” Journal of Applied Physiology 119, no. 12 (December 15, 2015): 1363–1373, DOI: .