A heart attack occurs when the flow of blood to the heart is blocked, most often by a build-up of fat, cholesterol and other substances, which form a plaque in the arteries that feed the heart (coronary arteries). The interrupted blood flow can damage or destroy part of the heart muscle. A heart attack, also called a myocardial infarction, can be fatal, but treatment has improved dramatically over the years. It's crucial to call 911 or emergency medical help if you think you might be having a heart attack.
Irises are classified as being one of six colors: amber, blue, brown, gray, green, hazel, or red. Often confused with hazel eyes, amber eyes tend to be a solid golden or copper color without flecks of blue or green typical of hazel eyes. Blue eyes have a low level of pigment present in the iris.
An eye color depends on the amount and type of pigments in the eyeâs iris. It is an inherited trait influenced by more than one gene. Eye colors can vary from the least common, green, to the most common color, brown. Unusual eye colors: red, black, or the appearance of violet is from rare genetic mutations. Others say that the color of the eyes could give you a hint of that personâs personality as some had associated it with meanings. Letâs now get to know what each color represent. 1. Blue Eyes