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New findings explain how genetic changes, body clocks, and certain molecules affect tissue response to stress hormones.

The circadian clock in skin cells controls their growth and rest cycles.

People's decision-making can be influenced by their internal biological clocks, as shown by gene expression, not just self-reported preferences for morning or evening.

Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.

The circadian clock is crucial for tissue renewal and regeneration, affecting stem cell functions and having implications for health and disease.

Circadian rhythms are crucial for stem cell function and tissue repair, and understanding them may improve aging and regeneration treatments.

The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.

Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.

Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.

Disruptions in sleep-wake cycles can cause health problems like mental, metabolic, and heart diseases, and cancer.

Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.

Hair follicles could be used to noninvasively monitor our body's internal clock and help identify risks for related diseases.

Natural skincare products may help reduce sun damage and support the skin's daily cycle.

The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.

The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.

Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.

The circadian clock influences the behavior and regeneration of stem cells in the body.

Scientists found a new, less invasive way to study body clocks using hair cells, which shows shift workers' body clocks don't match their lifestyles.

Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.

RNA from horse hair follicles can track circadian rhythms non-invasively.

Silencing certain circadian clock genes increases skin pigmentation.

BMAL1 and Period1 genes can influence human hair growth.

Disrupted sleep patterns can harm skin and hair cell renewal, but melatonin might help.

An individual's morning or evening preference can predict changes in their body clock gene expression.

New method uses hair follicle cells to estimate human body clock phase, potentially improving sleep disorder diagnosis.

Night shift work disrupts the body's natural clock genes.

The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.

Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.

A gene called BMAL1 plays a role in controlling hair growth.

Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.