Get product Description
https://stackoverflow.com/questions/18675059/how-can-i-call-programmatically-a-product-description-in-magento-1-7-0-2
<?php
$_product = Mage::getModel('catalog/product')->load(PRODUCT_ID);
echo $_product->getShortDescription(); //product's short description
echo $_product->getDescription(); // product's long description