1 Heart-related lung problems. 2  Chest X-rays can show changes or problems in your lungs that stem from heart problems. 3  For instance, fluid in your lungs (pulmonary edema) can be a result of congestive heart failure.
A new report suggests that itâs generally safe for the average person to consume 400 milligrams of caffeine each a day. More than 90 percent of the worldâs population consumes caffeine in some form on a regular basis. The stimulant drug (yes, it is considered a drug) helps a person stay awake, alert and productive.
Many experts say that a moderate amount of caffeine (no more than 300 milligrams per day, or the amount in about 16 ounces of brewed coffee) is fine for nursing moms and should cause no changes in most babies' behavior.any experts say that a moderate amount of caffeine (no more than 300 milligrams per day, or the amount in about 16 ounces of brewed coffee) is fine for nursing moms and should cause no changes in most babies' behavior.