Caffeine And Its Effects



Many dieticians consider caffeine to be the most popular drug in the world. It is found naturally in over 60 plants including the coffee bean, tea leaf, kola nut and cacao pod. All over the world people consume caffeine on a daily basis in coffee, tea, cocoa, chocolate, some soft drinks, energy drinks and some drugs.In humans, caffeine acts as a central nervous system stimulant, temporarily warding off drowsiness and restoring alertness.

Since caffeine is a stimulant, most people use it after walking up to remain alert in the day. While caffeine cannot replace sleep, it can temporarily make us active and alert by increasing adrenaline production and blocking sleep inducing chemicals. Most of us don’t think twice when consuming caffeine to remain aclert when we require that extra something. Give us this day our daily jolt becomes our mantra. There are various sources of getting caffeine beside tea and coffee. Caffeine is an ingredient in many foods and over-the-counter medications ranging from chocolate to sleep aids to headache remedies.{Energy drinks such as Red Bull, introduced in the U.S. in 1997, have high levels of caffeine. Red Bull contains 80 mg of caffeine.In comparison, a can of Coca Cola contains 34.5 mg of caffeine. Energy drinks such as Red Bull have high levels of caffeine. Red Bull contains 80 mg of caffeine. A can of Coca Cola contains 34.5 mg of caffeine.}

Most people start drinking caffeine because it makes them feel more alert and improves their mood. Many studies suggest that caffeine actually improves cognitive task performance (memory, attention span, etc.) in the short-term. When caffeine puts your brain and body into this hyper-aroused state, your emotions overrun your behavior.Irritability and anxiety are the most commonly seen emotional effects of caffeine. Caffeine disrupts the quality of your sleep by reducing rapid eye movement (REM) sleep, the deep sleep when your body recuperates and processes emotions. Caffeine stays in our system for a long time and the evening coffee that you may have had will be still in your body when you go to sleep, thereby affecting your sleep. In fact traces of caffeine consumed in the morning will still be in the system when  we go to sleep. It is best to avoid caffeine later in the day, especially for those with sleep disorders who find it difficult to go into sleep. Think about the side effects of caffeine before you reach out for your next cup.

 

(Source: HealthBulletinSite.com)



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