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Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Withdrawal symptoms may include headaches, fatigue, difficulty concentrating, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, backaches, and joint pain; these can range in severity from mild to severe. [18]
This diagnosis requires the presence of at least five signs or symptoms, from a list of 12, that develop during or shortly after caffeine use. [7] This syndrome regularly happens when a person ingested large amounts of caffeine from any source (e.g., more than 400–500 mg at a time).
Too much caffeine can cause side effects, such as insomnia, jitters and upset stomach. Here are some general guidelines so you don't overdo it. ... Video: 5 ways to curb your caffeine addiction ...
A growing chorus of concerned former caffeine “addicts” are trying to wake people up to the substance’s negative effects.
Multiple signs may indicate a caffeine overdose or poisoning including but not limited to an increased heart rate, heart palpitations, increased blood pressure, nausea or anxiousness. Children ...
Caffeine-induced psychosis is a relatively rare phenomenon that can occur in otherwise healthy people. Overuse of caffeine may also worsen psychosis in people suffering from schizophrenia. [1] It is characterized by psychotic symptoms such as delusions, paranoia, and hallucinations.
Caffeine-induced anxiety disorder is a subclass of the DSM-5 diagnosis of substance/medication-induced anxiety disorder. [1] Consumption of caffeine has long been linked to anxiety. [2] The effects of caffeine and the symptoms of anxiety both increase activity within the sympathetic nervous system.
Caffeine does not give you energy, just delays fatigue for a little while longer.” In other words, that 2 p.m. cup of coffee is just delaying the inevitable. At first, caffeine might appear to ...