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.
In addition to being delicious, jalapenos boast a strong supply of many valuable vitamins and minerals. A serving of only 100 grams of the peppers supplies you with over 140% of your daily recommended vitamin C supply.