Post-nasal drip may become worrisome if it is accompanied by symptoms such as persistent cough, severe stuffy nose, recurrent infections, blood tinged mucus, or voice changes. In severe or persistent cases of post-nasal drip, a patient may be referred to an ear, nose, and throat specialist, explains Dolan.
Caffeine is also in your chocolate. The cocoa bean contains between 0.1% and 0.7% caffeine, 0.2% being the most common amount found. Caffeine is also present in lesser amounts in the husk that surrounds the cocoa beans, usually from .05% to 0.3%.
Photo Credit AndreyPopov/iStock/Getty Images. Caffeine is a natural stimulant found in coffee beans, tea and other foods. Some manufacturers also add caffeine to certain drinks, medicines and foods. Caffeine has the ability to increase your heart rate, blood pressure and brain activity. For healthy people, this increased heart rate is usually not a problem.