Creatine (Noun)
Meaning
An amino acid that does not occur in proteins but is found in the muscle tissue of vertebrates both in the free form and as phosphocreatine; supplies energy for muscle contraction.
Classification
Nouns denoting substances.
Examples
- Taking creatine supplements is believed by many to improve athletic performance by increasing the energy supply for muscle contractions during intense exercises.
- This dietary supplement containing creatine claims to provide improved endurance for users engaged in physically demanding activities.
- High-performance athletes typically follow strict nutrition and supplement regimens that often include creatine for increased power and stamina during training.
- One way that muscles derive their strength during sustained periods of effort is by converting stored phosphocreatine into the needed ATP energy via creatine metabolism.
- Recent studies show a strong connection between ingested creatine supplements and muscle fatigue resistance due to replenishment of muscle tissue creatine levels after physical stress.