biological clock


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Related to biological clock: circadian rhythm

biological clock:

see rhythm, biologicalrhythm, biological,
or biorhythm,
cyclic pattern of physiological changes or changes in activity in living organisms, most often synchronized with daily, monthly, or annual cyclical changes in the environment.
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.

biological clock

[¦bī·ə¦läj·ə·kəl ′kläk]
(physiology)
Any physiologic factor that functions in regulating body rhythms.

biological clock

1. an inherent periodicity in the physiological processes of living organisms that is not dependent on the periodicity of external factors
2. the hypothetical mechanism responsible for this periodicity
References in periodicals archive ?
These environmental influences lead to a 'phase shift' (crudely defined as change in biological rhythm), but the entrainment helps in adaptation of our biological clock to the environmental signals.
Our wellbeing is affected when there is a temporary mismatch between our external environment and this internal biological clock, for example when we travel across several time zones and experience 'jet lag.' There are also indications that chronic misalignment between our lifestyle and the rhythm dictated by our inner timekeeper is associated with increased risk for various diseases," the foundation stated.
Dubai: Over 91 per cent of young men and women in the UAE have poor awareness about fertility issues and failed to correctly predict the age at which their biological clocks start ticking, a nationwide survey conducted among 1,000 UAE residents has revealed.
They carried this out with the stimulation or suppression of neurons in the brain's suprachiasmatic nucleus (SCN), which can effectively reset the biological clock.
Researchers found that the link between having a faster-running biological clock and early death held true even after accounting for other factors such as smoking, diabetes and cardiovascular disease.
This is the message Tanya Selvaratnam delivers in The Big Lie: Motherhood, Feminism and the Reality of the Biological Clock, her emotional depiction of her struggle with infertility and the toll it took on her.
She also addresses the feminist ideals behind the message to delay until ready, the serious considerations of planning desired children with the biological clock in mind, and the effect of fertility decisions on relationships between women.
For years, you see, lots of studies documented the female biological clock. Infertility research shows that a woman's eggs deteriorate with age.
A UCAT study has uncovered a biological clock embedded in our genomes that may shed light on why our bodies age and how we can slow the process.
On Page 6, molecular biology writer Tina Hesman Saey reports that a marine worm's newly discovered biological clock uses moonlight to time its monthly spawning.
A new study reveals the role of the daily biological clock (circadian rhythms) in the regenerative capacity of skin stem cells.
YOUR biological clock may have a role to play in your metabolism and chances of developing diabetes, scientists reported in a new study released on Sunday.

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