General
Caffeine belongs to a class of compounds called methylxanthines. Other methylxanthines include theobromine (found in chocolate) and theophylline (found in tea, and sometimes used in the treatment of asthma).- How much caffeine is in a cup of coffee?
- The Coffee and Caffeine FAQ
- What are the other ingredients in coffee?
- What are some other natural sources of caffeine?
Effects of caffeine on humans
- Is caffeine a source of energy? (in humans)
- Prolonged use of caffeine on one's metabolism.
- Caffeine's effects on muscles and tremors.
- What effects does 100mg of caffiene have on the pulse, and why?
- Does decaffeinated coffee raise blood pressure?
- What are the by-products of caffeine in the urine?
- Caffeine overdose?
- How exactly does caffeine affect heart rate?
Effects of Caffeine on Plants
- Caffeine's effect on the growth of plants.
- What are the effects of caffeine on plants?
- Effect of caffeine on germinating seeds.
- Why did the plant I am feeding with coffee grow then wither and die? ( original question)
