Will drinking coffee in the AM start up my metabolism, or must I eat food for that?
Your metabolism, or the rate at which you expend energy, increases by about 10% after drinking coffee and other caffeinated beverages. It also increases by about 10% after eating breakfast. If you start your day with coffee, be prepared to eat a nutritious breakfast before your caffeine rush wears off because eating breakfast helps to maintain high energy levels all throughout the day.
The side effects of allergy medications keep some people from using them. Natural remedies can be a great alternative, but some are more effective than others.