Have you ever heard of chronobiology? If not, it is the name of the discipline that studies human biological schedules to determine personality. Each biological rhythm is linked to a specific 'chronotype', which chronobiologists have divided into 'dolphins', 'wolves', 'bears' and 'lions'.

According to experts in the field, bedtime hours, waking hours, morning mood show a different personality. But what personality are you? 

Leo

You wake up full of energy, but in the afternoon you start to feel that the powers are leaving you.

dolphin

You sleep very lightly, you may even suffer from insomnia. You wake up around 6:30 in the morning and usually do exercises before sitting down for breakfast.

ursine

You wake up at lunch, and if you do not give him eight good hours of sleep, you do not feel well. The ideal life for you is balanced: 8 hours of sleep, 8 hours of work, 8 hours of rest.

Lupine

You are one of those people who turns off the clock 100 times. You like to live by day, but your ideal time is night.

Source: Bustle