1 / 9Many of us start our day with hot water while others start with lemon water. Some people do it with exercise and some people with yoga. Many people don't feel like the day has started until they have steamed tea and hot coffee.2 / 9Some people drink coffee as soon as they wake up in the morning for energy. Some people also believe that unless they drink caffeine (tea or coffee), they don't feel fresh, the body doesn't get energy. But now a very important information has come to light.3 / 9According to experts, never drink coffee within an hour of waking up. If you think coffee gives you energy or makes you sleepy, it doesn't. Drinking coffee can have bad effects.4 / 9According to Rex Isap, expert and CEO of Happy Beds, during the day your brain produces a chemical called adenosine that promotes sleep. As you stay awake longer, this chemical increases and helps you fall asleep.5 / 9But caffeine blocks adenosine receptors, which keep you alert and awake. If you have trouble sleeping after drinking coffee, this could be the reason. But when the right time comes to drink coffee, one has to wait at least an hour before drinking it.6 / 9You have to wait until the cortisol hormone (the stress hormone) that naturally keeps you awake goes down. Many people drink coffee if they have a lot of work and want to stay awake for a long time.7 / 9When talking about the right time to drink coffee, Rex explained that you shouldn't drink coffee right after waking up in the morning because cortisol levels are high when we wake up. So when your cortisol levels are already high, stop drinking caffeine.8 / 9Fortunately, Dr Lindsay Browning, a psychologist and neuroscientist from Trouble Sleeping, shared the ideal time for your last cup if you struggle with sleepless nights.9 / 9Dr. Lindsay Browning says, 'Half of the caffeine remains in your body five to seven hours after drinking a cup of coffee, so if you have trouble falling asleep, have your last coffee of the day around 2pm