HAVING TROUBLE STAYING ACTIVE?
CONSIDER ADJUSTING YOUR SLEEP SCHEDULE.
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Having Trouble Staying Active? Consider Adjusting Your Sleep Schedule |
Going to bed
earlier may be a straightforward but efficient way to increase the amount of
time you spend exercising each day, according to a groundbreaking new study
from Monash University in Australia.
Although there
isn't a clear cause-and-effect relationship, the study, which was published in
PNAS, shows a strong link between going to bed earlier and being more active
the next day.
Researchers
from Monash University led the study, which used a massive dataset of wearables
worn by 19,963 people over a full year, which included almost six million
"night-and-day reference points" on activity levels and sleep
patterns.
Researchers discovered the link between earlier bedtimes and higher levels of
physical activity as a result of this enormous amount of data, providing strong
support for public health campaigns.
"These
findings have significant public health implications," stated Josh Leota,
a psychologist at Monash University. "Instead of only encouraging sleep
and exercise on their own, health campaigns could encourage earlier bedtimes to
naturally foster more active lifestyles."
The results
showed a distinct pattern: more moderate-to-intense exercise the following day
was consistently associated with an earlier bedtime.
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Having Trouble Staying Active? Consider Adjusting Your Sleep Schedule |
Participants
who went to bed at 9 p.m., for example, exercised for an average of 30 minutes
longer than those who retired at 1 a.m., and for 15 minutes longer than those
who went to bed at 11 p.m. (the average for all participants). The length of
sleep also had an impact, albeit a complex one.
Those who slept five hours a night reported exercising for 41.5 more minutes
than those who slept nine. The researchers warn that in this case, the
advantages of more exercise may be outweighed by the drawbacks of sleep
deprivation.
The finding that people who went to
bed earlier than usual while still getting the same amount of sleep as usual
tended to set personal records for activity time the next day was possibly the
most intriguing.
For these observations, the researchers offer a number of explanations.
Although the study's data did not include specific wake-up times, later
bedtimes may be a sign of people who are generally busier, and an earlier
bedtime may lessen the chance of oversleeping or constantly hitting the snooze
button.
"Evening
types' innate sleep preferences can clash with typical 9–5 schedules, leading
to higher-quality sleep, more daytime drowsiness, and social jetlag, all of
which can lower motivation and opportunities for physical activity the
following day," Leota says.
This study
carefully controlled for age, body mass index, and whether the day was a
weekend or a weekday. The first findings were further supported by a second,
more diverse dataset of 5,898 individuals, which revealed a comparable, albeit
weaker, relationship.
It's crucial to
remember that even though this study shows a strong correlation, it doesn't
prove causation. A person's innate tendency to be a "night owl," for
example, may be one of the additional underlying causes of both later sleep and
less exercise. It will take more investigation to completely separate these
factors.
Elise Facer-Childs, a psychologist from Monash University, stated, "Until
now, we didn't fully grasp how intricately connected they are in everyday life,
even though both sleep and physical activity are critical to health."
"Our findings are consistent across different populations and demonstrate
that you may be more likely to increase your physical activity the next day if
you can get to bed earlier than usual while maintaining the same amount of
sleep."
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