- Alertness — Caffeine consumption leads to increased alertness, energy, and ability to concentrate, particularly when you are fatigued or working at night.
- Headache — Caffeine can alleviate or generate headache symptoms. Caffeine has been used in the treatment of headache. Stopping chronic caffeine consumption can also lead to headaches, which is the most common symptom of caffeine withdrawal.
- Psychiatric — Acute caffeine intake is associated with anxiety, nervousness, insomnia, irritability, and even panic attacks. Patients with pre-existing anxiety disorders may be more susceptible
- Cardiovascular — Although caffeine can increase heart rate and blood pressure, low coffee consumption (up to three cups per day) may protect against myocardial infarction. Heavier coffee intake may trigger coronary and arrhythmic events in susceptible individuals.
- Type 2 diabetes mellitus — There is a dose-dependent inverse association between consumption of coffee (both caffeinated and decaffeinated) or tea and risk of type 2 diabetes’ the more coffee/tea consumed, your risk of diabetes is less.
- Osteoporosis — high coffee intake may be associated with lower bone mineral density and increased fracture risk in women. Tea consumption, on the other hand, was associated with higher bone density, although this did not decrease fracture risk.
- Urinary frequency and incontinence — Caffeine intake is associated with increased urinary frequency and.
Caffeine withdrawal — You may exhibit Sx of
- Decreased energy/activeness
- Decreased alertness/attentiveness
- Decreased contentedness/well-being
- Depressed mood
- Difficulty concentrating
- Fuzzy/foggy/not clearheaded
Caffeine withdrawal can occur with abstinence from daily doses as low as 100 mg/day. Withdrawal symptoms typically occur within 12 to 24 hours after discontinuing caffeine, peak at one to two days, and may persist for up to nine days.