Erratum to: Eur J Appl Physiol DOI 10.1007/s00421-015-3110-3

The original version of this article unfortunately contained a mistake in the “Materials and methods”. Under this section, the fourth line in the second paragraph of heading “Analysis” should read as “To describe the minimum and the maximum heart rate values (thin lines) in Fig. 1, for every hour and for every subject, the smallest and the biggest value of 20 intervals of 3 min was searched and written in a new variable with its real time.”