There are many paths to become a nurse in Tennessee. The path you take will mostly depend upon the type of nurse youâd like to become and your current or prospective level of education. The higher your level of education, the more opportunities youâll have to choose where and how you pursue your career in nursing.
1 400mg of caffeine is the recommended daily allowance for average person. 2  16oz Starbucks 'Grande' contains 330mg, according to study.  But scientists stress that tolerance levels of the stimulant can vary widely.
However, too much caffeine consumption can cause a range of side effects. For most people, about 300 mg of caffeine a day is a healthy level of caffeine consumption. That is roughly equivalent to three cups of coffee. However, it is important to recognize that caffeine levels vary widely in coffee, tea and other caffeine-containing substances.