Background Many variables related to sport have been shown to have circadian rhythms.
Chronotype is the expression of circadian rhythmicity in an individual, and three categories …

Human circadian rhythmicity is driven by a circadian clock comprised of two distinct
components: the central clock, located in the suprachiasmatic nucleus (SCN) within the …

Chronobiology is the scientific discipline of study of biological rhythms, a term that has
gained ground in the sports world. Recently numerous studies have indicated that the time …

The influence of the chronotype on the sleep quality in male collegiate soccer players in
response to acute high intensity interval training (HIIT) performed at two different times of …

The present paper endeavored to elucidate the topic on the effects of morning versus
evening resistance training on muscle strength and hypertrophy by conducting a systematic …

A reliable non-invasive method to assess autonomic nervous system activity involves the
evaluation of the time course of heart rate variability (HRV). HRV may vary in accordance …

Due to personal and working necessities, the time for exercise is often short, and scheduled
early in the morning or late in the afternoon. Cortisol plays a central role in the physiological …

Adequate plasmatic Vitamin D levels are crucial to maintain calcium homeostasis and bone
metabolism both in the general population and in athletes. Correct dietary supply and a …

Aging is characterized by several progressive physiological changes, including changes in
the circadian rhythm. Circadian rhythms influence behavior, physiology, and metabolic …

Methods: The databases PubMed, EMBASE, and Web-of-Science were searched from
inception to November 2020. The search string was externally reviewed according to …