There is even support for subjective age to predict actual brain age, with those feeling younger having younger brains. Feeling sleepy can make you feel ten years older.
In the first study, 429 individuals aged 18 to 70 were asked how old they felt, how many days in the past month they had not gotten enough sleep, and how sleepy they were. It turned out that for each night with insufficient sleep in the past month, participants felt on average 0.23 years older. "This means that going from feeling alert to sleepy added a striking 10 years to how old one felt," says Leonie Balter, and states that the implications for our daily lives are clear:
We have summarized this news so that you can read it quickly. If you are interested in the news, you can read the full text here. Read more: