A very rare type of condition in which a baby is born without the ability to break down the amino acid properly is known as phenylalanine and the condition is termed as phenylketonuria.
A problem which is characterized by pain or discomfort in the upper part of abdomen is termed as dyspepsia, It is not a disease but a symptom. Dyspepsia also refers to indigestion that occurs without any specific cause or abnormality of the digestive tract.
A reproductive cycle of human females and primates which releases an ovum every year is known as menstrual cycle. The menses or menstrual cycle is a series of cyclic changes that the uterine endometrium goes through every month, and which is controlled by gonadotrophin released by the anterior pituitary.
A condition which occurs when the blood supply to different parts of the brain is disturbed, causing healthy brain cells to die, is known as stroke. It is considered the fifth-leading cause of most deaths in the United States.