Pregnant women often experience an increased need for sleep. Older adults need the same amount of sleep as their young-adult counterparts but, due to a tendency to wake more frequently at night, may compensate with short naps during the day. Sleep-deprived individuals will need to sleep extra...
Reinberg, Steven
Sleep – why too much and too little is bad for you The optimal amount of sleep for health, in large scale studies on almost half a million people from the UK’s BioBank project, is 7 hours. Sleeping one hour less, or one hour more increased future risk for dementia by a quarter. ...
Latino parents (n = 18) were mostly female, with a mean age of 31 years; most were foreign born; and more than half had a monthly household income of $2000 or less. The following themes emerged: parents' ideas about optimal sleep duration for their preschool-age child, consistent bedtime...
Cellular senescence, a state of permanent growth arrest, is implicated in various age-related diseases. Understanding cellular senescence requires analyzing cell-cell communications at the individual cell level, as the process exhibits heterogeneity, where only a few cells within a given cell type enter...
Therefore, the evidence to date makes clear that deciding on a standard of amount of sleep need across the board is difficult and that individual differences must be considered. Sleep is believed to be controlled and maintained by the joint activity of two separate mechanisms, homeo- stasis and...
An optimal quantity and quality of sleep enables us to have more energy and better well-being. It also allows us to develop our creativity and thinking. When looking at babies three to 12 months of age, researchers have noted that better sleep is associatedwith better behavioral outcomesin the...
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Table I. Sources of vitamin D The efficacy of skin synthesis basically depends on two factors: the degree of skin pigmentation and age. For optimal effect, Central Europeans should expose, without sunscreen, 18% of the body surface (i.e. uncovered forearms and partially exposed legs) to ...
The prior-measured body height, age, and gender were manually entered into the analyser. During the actual measuring procedure, the subjects were minimally dressed, barefoot, and instructed to main- tain a stable posture by keeping contact with all four electrodes of the analyser with their feet...