Caffeine is the most popular drug in the world for improving mental alertness. It is found in around 60 plants for example -tea leaf, coffee bean and kola nut. People across the world consume it different forms for example - tea, coffee, chocolate, soft drinks and drugs.
Like other stimulants, the intake of Caffeine should be managed by its users. It starts showing its results within 15 minutes after its use. It may take around 6 hours for the entire caffeine to get eliminated from the system. Caffeine stimulates the body’s nervous system and impacts digestive, circulatory and excretory body systems.
How Caffeine affects our body?
Caffeine blocks Adenosine
Adenosine is a neurochemical that promotes drowsiness among people. It blocks slumber-inducing chemicals in the brain and increases adrenaline production. Caffeine impersonates the presence of adenosine in the body and prevents the brain cells from acknowledging actual adenosine.
Caffeine increases dopamine
Dopamine is a neurochemical that impacts the pleasure part of the human brain. It increases alertness and leads to addiction.
Caffeine suppresses Melatonin
Caffeine has a stronger influence on the suppression of melatonin than bright light. It decreases the quality of sleep by disrupting circadian rhythm.
Caffeine addiction, tolerance and withdrawal symptoms
Addiction of caffeine is common among individuals with insomnia and sleep deprivation. Caffeine disrupts their sleep and makes them heavily dependent on it.
Consumption of excess Caffeine could lead to stimulating alertness. After consuming excess caffeine one becomes vulnerable to negative side effects including insomnia, adrenal fatigue and jitters.
Withdrawal of caffeine could lead to fatigue, irritability, difficulty in concentration and flu-like symptoms.
Normal dose of Caffeine for adults
FDA recommends around 400 mg of Caffeine a day for adults. Individuals with complications of heart or hypertension must speak with their doctor before its use.
Caffeine is not recommended for children. It can affect a child’s nutrition by replacing nutrient food such as milk. The diet of a child may suffer because caffeine acts as an appetite suppressant.
Generally, powerful sleeping tablets such as Diazepam buy UK are recommended to overcome caffeine overuse. This benzodiazepine medication is sedative in nature; hence it must only be taken under the supervision of a physician.