Avanindra Kumar

“So how much sleep is enough? Generally, sleep specialists recommend that adults get between seven and nine hours of sleep per night, though there is no perfect number for the amount of sleep you may need personally. Doctors and scientists agree on one thing overall, however: Getting too little sleep—five hours a night or less for most people—results in a wide range of cognitive and physical impairments. Neurons in the brain can’t consolidate the information you’ve taken in, so you don’t store memories and you lose the ability to use this information. Add to this the compromised motor control, lack of focus, and difficulty with decision making and problem solving that come with sleep deprivation, and you may think twice about catching The Tonight Show and choose to turn in earlier than usual. Stress When your brain is bombarded with stimuli that trigger anxiety, you experience stress—a series of biological and chemical processes throughout your body that initiates a fight-or-flight response. In a nutshell, here’s what happens: Your sympathetic nervous system, commanded by the hypothalamus—a small area at your brain’s base—releases stress hormones that ready you to deal with whatever threat has emerged. First, your adrenal glands (on top of your kidneys) release adrenaline, which causes increases in breathing rate, heart rate, and blood pressure. These glands also release cortisol, which increases”
― Calistoga Press, Memory Tips & Tricks: The Book of Proven Techniques for Lasting Memory Improvement