A population pyramid, also called an age pyramid or age picture is a graphical illustration that shows the distribution of various age groups in a population (typically that of a country or region of the world), which forms the shape of a pyramid when the population is growing.
Hand, Foot, and Mouth Disease Symptoms & Signs. The symptoms of hand, foot, and mouth disease are typically mild and occur mainly in children during the spring and fall seasons. Symptoms can include fever, malaise, decreased appetite, and sore throat. A rash is characteristic of this viral disease.
Signs & Symptoms Lists the signs and symptoms of hand, foot, and mouth disease. Causes & Transmission Describes the viruses that cause hand, foot, and mouth disease, and explains how they spread. Diagnosis Explains how health care providers diagnose hand, foot, and mouth disease. Prevention & Treatment Lists ways to help prevent hand, foot, and mouth disease, and explains how it can be treated.