If you’re reading this at 2 a.m., your brain treats it as if you’re reading your morning newspaper. This happens because your internal clock, or circadian rhythm, governs how your brain perceives time and controls your sleep-wake cycle. Understanding the biological processes behind sleep reveals a fascinating interaction between hormones, neurotransmitters, and brain structures that work together to regulate when you feel awake or tired. Sleep is not just a passive state but

Everyone is curious as to what emotions are and how do they exist at first, while emotional intelligence  is one of the important factors...