Pulmonary edema (American English), or oedema (British English; both words from the Greek Î¿á¼´Î´Î·Î¼Î±), is fluid accumulation in the air spaces and parenchyma of the lungs. It leads to impaired gas exchange and may cause respiratory failure.
According to Hershey's a 1.55 oz (43 g) milk chocolate bar has 9 mg of caffeine.
The caffeine in chocolate varies according to the type of chocolate. Semi-sweet chocolate usually contains about 10 milligrams of caffeine per ounce. Milk chocolate usually has at five milligrams or less of caffeine per ounce. Generally, the level of caffeine in chocolate is higher as the chocolate gets darker because dark chocolate contains more cocoa.