Caffeine can cause unpleasant symptoms and can aggravate many health problems such as - Irritability, Insomnia, Depression, Anxiety, Osteoporosis, Migraine, Gastritis, Panic, Reduced Fertility, Palpitations, Diabetes, PMS, Hiatus Hernia, Tinnitus, Indigestion, Anaemia, Fatigue, Increased Heart Rate, Raised Blood Pressure, Increased Stress, Irritable Bowel Syndrome, etc.
È sistèmico.