Light enters the eye through the pupil, and the iris regulates the amount of light by controlling the size of the pupil. The iris contains two groups of smooth muscles; a circular group called the sphincter pupillae, and a radial group called the dilator pupillae.
Jalapeno peppers are used to flavour chilli The ingredient which makes jalapeno peppers hot also makes prostate cancer cells commit suicide, a study suggests.
This one might seem a bit obvious. The heat in peppers, again caused by capsaicin, clears the sinuses. It even helps to fight sinus infections by cleansing the airways. This means you can literally breath easier with the help of jalapeno peppers.