B is for BNP 

BNP stands for Brain natiruretic peptide  BNP is produced by the walls of the heart when the pressure in the heart goes up excessively. The most common cause for this is to happen is when the heart is damaged or weak. In this setting the heart struggles to push blood out with as much vigour and therefore the pressure within the heart increases, the walls stretch and BNP is produced  BNP is the hea [...]