Sökning: "sleep patterns"

Visar resultat 1 - 5 av 54 avhandlingar innehållade orden sleep patterns.

  1. 1. Indicators and predictors of sleepiness

    Författare :Johannes van den Berg; Ulf Landström; Gregory Neely; Anders Knutsson; Palle Ørbæk; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Public health; Sleep Scale KSS ; Category-Ratio Scale CR-10 ; sleepiness; sleep; driving; indicator; sleep debt; heart rate variability; electroencephalography EEG ; head movements; performance; truck drivers; sleep habits; predictor; Folkhälsomedicin; Public health medicine research areas; Folkhälsomedicinska forskningsområden;

    Sammanfattning : Sleep is a basic need as important as physical fitness and good nutrition. Without enough sleep, we will create a sleep debt and experience sleepiness. Sleepiness can be defined as the inability to stay awake, a condition that has become a health problem in our 24-hour-7-day-a-week society. LÄS MER

  3. 2. Jet lag and shiftwork : their effects on sleep & sleepiness

    Författare :Arne Lowden; Ulf Landström; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Sleep; alertness; jet lag; activity; EEG; shift work; psykologi; Psychology;

    Sammanfattning : The aim of the studies was to describe the detailed sleep/wake patterns before, during, and after a period of work that forces individuals to deviate from their normal sleep/wake pattern. Possible countermeasures to experienced problems was evaluated in intervention designs. LÄS MER

  4. 3. How to work for a good night's sleep

    Författare :Helena Schiller; Göran Kecklund; Mats Lekander; Kristiina Rajaleid; Ulrica von Thiele Schwarz; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Intervention studies; Sleep; Insomnia; CBT; Work time reduction; Interventionsstudier; Sömn; Insomni; KBT; Arbetstidsreduktion; folkhälsovetenskap; Public Health Sciences;

    Sammanfattning : Stress and sleep problems are common in the working population and cause considerable costs for society. Sleep is the most important part of recovery, and poor sleep has a negative impact on overall functioning, which might have important consequences for both the employee, the employer and society. LÄS MER

  5. 4. Altered sleep/wake patterns and circadian rhythms : laboratory and field studies of sympathoadrenomedullary and related variables

    Författare :Torbjörn Åkerstedt; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Sammanfattning : Six studies on sleep/wake patterns and circadian rhythms were  carried out. In summary: (1) Adrenaline excretion, self-rated activation,  and body temperature rhythms persisted during sleep  deprivation, resisted adjustment to rotating shift work, but adjusted  rather well to permanent night work. LÄS MER

  7. 5. Stress, sleep, and allergy

    Författare :Susanna Jernelöv; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Allergic diseases have recently increased dramatically in the western world, now affecting about 30% of the Swedish population. The reasons for this increase are unclear, but some of the suspects are behavioral factors, such as stress and sleep. LÄS MER