Sad the previous day, awake the next day
Those who go to bed with sad loneliness will be compensated the next morning with a significant increase in the amount of energy-stimulating hormone for the body.
(Photo: imagesource) The research team at Northwestern University, Illinois, USA, has studied stress hormone levels at 156 people aged 54 to 71. They found that mood when sleeping affected cortisol levels - hormones. energize the body. Every day, they took saliva samples 3 times and asked the participants to record their feelings every night.
Cortisol helps the body increase blood sugar levels and blood pressure by responding to stress but also causes changes in mood and memory. This hormone level is usually high when people wake up and increase in more than 30 minutes. They decrease again when it is time to sleep.
Emma Adam, the head of the study, said: " You go to bed in a lonely, sad, tired mood, so the next morning the amount of this hormone will rise to bring you the energy you need. in the new day ".
People who are angry during the day also have higher levels of cortisol at bedtime. " High cortisol levels in the evening are a biological sign of a bad day ," Adam said.
The study also found that people with low cortisol levels in the morning were more likely to feel tired during the day. " The stress system is structured to interpret all social experiences into biological reactions, " Adam explained. " They are designed as a conduit from the outside world to the inner world so we can respond better to social situations ."
MT
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