Showing posts with label sleep. Show all posts
Showing posts with label sleep. Show all posts
Saturday, July 27, 2013
How good eating and sleep habits help kids succeed in school
Posted on July 26, 2013 by Stone Hearth News
Newswise — BIRMINGHAM, Ala. – Adults often hear what they should be doing to improve their health. But many of these known wellness behaviors are important for kids, too, and two University of Alabama at Birmingham (UAB) experts say school success depends on making the right choices.
Health habits, such as eating and sleep patterns, are linked to academic success, according to the Centers for Disease Control and Prevention.
“Your brain can’t work if you’re not consuming enough calories, and in general that’s not a problem,” explained Krista Casazza, Ph.D., R.D., assistant professor in the Department of Nutrition Sciences. “But when kids go to school without eating breakfast, their cognitive function can be affected.”
Casazza suggests kids start the day with fruits, proteins and whole grains. Avoid sugary cereals because they cause a sugar high, then a crash.
“A balanced breakfast will fuel the body for a long period and help sustain their attention level through lunch, when they need to eat well again,” Casazza said. “This will hold them until dinner, and they won’t snack ravenously after school.”
If the kids do need to eat something prior to dinner, consider these options:
• Offer healthy choices like yogurt, fruits and veggies.
• If they want “kid stuff,” baked chips can be an option, in moderation.
• Drink water. Soda lacks nutritional value.
Once homework and dinner are done, sleep needs to be the priority.
“Children need a good night’s sleep for their overall school performance,” said Kristin Avis, Ph.D., associate professor in the Department of Pediatrics Division of Pulmonary and Sleep Medicine.
“Lack of sleep can lead to problems with attention and memory in the classroom, affect impulse control and mood regulation lead to anxiety and even depression,” Avis said.
Avis said kids ages 6-12 should get nine hours sleep nightly as should adolescents ages 13-18 — but typically they average little more than seven hours per night.
“Often parents think one night of sleep loss won’t matter, but that’s all it takes to affect them the next day,” Avis explained. “If they are chronically deprived, it can snowball and make matters worse.”
Catching up on lost sleep on the weekend can make matters worse.
“If kids sleep in Saturday, they have a hard time going to bed Saturday night; so they sleep in Sunday and have a hard time going to bed Sunday night,” Avis said. “Monday morning they are tired, and it’s hard to wake up for school. They struggle to get back on a good sleep schedule.”
Avis recommends a consistent bedtime seven days a week.
“It keeps their clock set so they can go to bed at a certain time, sleep well through night and wake up well rested the next morning,” Avis said.
- See more at: http://www.stonehearthnewsletters.com/how-good-eating-and-sleep-habits-help-kids-succeed-in-school/pediatric-health/#sthash.LRmm6tF5.dpuf
Friday, July 26, 2013
Effects of exercise and diet interventions on obesity-related sleep disorders in men: study protocol for a randomized controlled trial
Posted on July 26, 2013 by Stone Hearth News
RELATED: ACSM’s Exercise is Medicine Xiao Tan, Antti Saarinen, Tuija M Mikkola, Jarkko Tenhunen, Samu Martinmäki, Aki Rahikainen, Shumei Cheng, Niklas Eklund, Satu Pekkala, Petri Wiklund, Eveliina Munukka, Xinfei Wen, Fengyu Cong, Xi Wang, Yajun Zhang, Ina Tarkka, Yining Sun, Markku Partinen, Markku Alen and Sulin Cheng Trials 2013, 14:235 doi:10.1186/1745-6215-14-235; Published: 26 July 2013
Abstract (provisional)
Background
Sleep is essential for normal and healthy living. Lack of good quality sleep affects physical, mental and emotional functions. Currently, the treatments of obesity-related sleep disorders focus more on suppressing sleep-related symptoms pharmaceutically and are often accompanied by side effects. Thus, there is urgent need for alternative ways to combat chronic sleep disorders. This study will investigate underlying mechanisms of the effects of exercise and diet intervention on obesity-related sleep disorders, the role of gut microbiota in relation to poor quality of sleep and day-time sleepiness, as well as the levels of hormones responsible for sleep-wake cycle regulation.
Methods
Participants consist of 330 (target sample) Finnish men aged 30 to 65 years. Among them, we attempt to randomize 180 (target sample) with sleep disorders into exercise and diet intervention. After screening and physician examination, 101 men with sleep disorders are included and are randomly assigned into three groups: exercise (n = 33), diet (n = 35), and control (n = 33). In addition, we attempt to recruit a target number of 150 healthy men without sleep disorders as the reference group. The exercise group undergoes a six-month individualized progressive aerobic exercise program based on initial fitness level. The diet group follows a six month specific individualized diet program. The control group and reference group are asked to maintain their normal activity and diet during intervention. Measurements are taken before and after the intervention. Primary outcomes include objective sleep measurements by polysomnography and a home-based non-contact sleep monitoring system, and subjective sleep evaluation by questionnaires. Secondary outcome measures include anthropometry, body composition, fitness, sleep disorder-related lifestyle risk factors, composition of gut microbiota and adipose tissue metabolism, as well as specific hormone and neurotranmitter levels and inflammatory biomarkers from venous blood samples.
Discussion
It is expected that the improvement of sleep quality after exercise and diet intervention will be evident both in subjective and objective measures of quality of sleep. Additionally, the change of sleep quality induced by exercise and diet intervention is expected to be related to the changes in specific hormones and inflammatory biomarkers, and in the composition of gut microbiota.
Trial registration:
Current Controlled Trials ISRCTN77172005
The complete article is available as a provisional PDF. The fully formatted PDF and HTML versions are in production.
Source - See more at: http://www.stonehearthnewsletters.com/effects-of-exercise-and-diet-interventions-on-obesity-related-sleep-disorders-in-men-study-protocol-for-a-randomized-controlled-trial/sleep/#sthash.kjnSBVjf.dpuf
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