Too little or too much sleep over an extended period of time, however, is definitely counterproductive and affects training, performance, concentration and overall health.
In the first part of our series about sleep, we looked at the importance of regular sleep and the underlying circadian rhythm. In addition to regularity and quality, the different stages of sleep and the resulting total sleep time also play a crucial role – if not the most important role.
While we sleep, we go through different stages of sleep, each with specific functions and properties.
Tag(s): Athlete's Health