Although we may meet our basal sleep need on a single night or for a few nights in a row, we will feel sleepy and less alert if we have not paid off our sleep debt. It seems that by sleeping more, we can pay off this debt. However, the interaction between basal sleep and sleep debt is not yet well understood by scientists so more research is needed.
[Translation from English to Japanese ] Although we may meet our basal sleep need on a single night or for a few nigh...
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