iScienceJune 19, 2026Lukas Moebus, Manuel Spitschan, Felix Ehrlenspiel
Among all vital functions, breathing is uniquely under both autonomic and volitional control. This dual control enables conscious recognition and regulation of arousal. While breathwork affects arousal and relaxation, research rarely investigates the impact of specific parameters or individual differences. In a randomized crossover trial (N = 42), university students practiced three 5-min,...
November 6, 2017Daniel Erlacher, Felix Ehrlenspiel2 citations
This chapter reviews in more detail how sleep is measured and the basic methods of sleep recording. Sleep is generally regarded as a valuable resource for psychological and physiological well-being. A lucid dream is a dream in which the dreamer is aware of the dream state, and lucid dreamers are able to execute complex actions within the dream. In contrast to normal dreaming, lucid dreaming is...
Important sports events are highlights and stressful situations in every athlete's career. This stress might alter the dream content of athletes and consequently evoke disturbed dreaming. In this study, the authors asked 840 German athletes from various sports about distressing dreams on the nights before an important competition or game. About 15% of the athletes stated that they experienced...