Thursday, 9 October 2014


  • Temporarily enhances mental alertness and concentration.
  • Can improve athletic performance by temporarily increasing endurance.
  • May abort an asthma attack by relaxing constricted bronchial muscles.
  • Is mildly addctive and can result in withdrawal symptoms.
  • Can cause insomnia.
  • Excessive amounts can produce tremors.
  • Palpitations and feelings of anxiety
  • Diuretic effect increases urination
  • Lowers the body's absorption of calcium by increasing the amount lost in urine and stools

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