Classification methods. Vehicles can be categorized in numerous ways. For example, by means of the body style and the level of commonality in vehicle construction as defined by number of doors and roof treatment (e.g., sedan, convertible, fastback, hatchback) and number of seats that require seat belts to meet safety regulations.
Digestive Coffee Intolerance Symptoms. Digestive coffee intolerance symptoms can include: headaches, ringing in the years, fatigue, abdominal pain and cramping, gas, bloating, nausea, diarrhea, vomiting, frequent urination and more. Not all people who have a coffee intolerance will experience the same symptoms or the same severity of symptoms.
Three Levels of Caffeine Sensitivity. Based on the genetic data we have to date, we can identify people with 3 distinct levels of caffeine sensitivity, which in turn determines to what degree the effects of caffeine will be realized. 1. Hypersensitive to Caffeine. These people react to very small amounts of caffeine. Even at amounts less than 100 mg, people who are hypersensitive to caffeine can experience overdose symptoms such as insomnia, jitters, and an increased heartbeat. For these people, it can take as much as twice as long for caffeine to metabolized.