The hormonal changes of puberty, the menstrual cycle and menopause can all affect our sleep, but there are also subtler ways that hormones and sleep interact ...
This reaction releases a lot of energy, which the organism can then use to build proteins, contact muscles, etc. The reaction product is adenosine diphosphate (ADP), and the phosphate group either ...
He continued: "People with a fast-metabolising mutation break down caffeine more quickly, so those adenosine receptors free up more quickly. This allows the sleep-inducing chemical to bind ...