Farting in public has to be the most embarrassing thing that a person can do. A new study however suggested that flatulence could help patients with high blood pressure. Scientists at Johns Hopkins University in Baltimore Maryland US have found that hydrogen sulphide in flatus - informally known as a fart - is also produced by an enzyme in blood vessels where it relaxes them and lowers blood pressure The Sun reported. Hydrogen sulphide -- a toxic gas generated by bacteria living in the human gut -- has been shown to control blood pressure in mice. Those with higher levels