The various factors that could lead to puffy eyes, include, allergies, sinus conditions, premenstrual syndrome or even excessive intake of salt (salt leads to water retention). Most people get bothered with puffy eyes when they:

Suffer form frequent / intense occurrences of:
Allergies. If you are troubled by frequent occurrences of allergies, then its time to take a test. Now, while answering these questions, award yourself one point for every “yes” answer relating to Puffy Eyes? Yes . No . Headaches? Yes . No . Facial Pain? Yes . No . Ear Popping? Yes . No

Petal Cleanse – Do you know the exact nature of pet allergies?
People who are susceptible to suffering from pet allergies are too occupied in familiarizing themselves with the most horrifying and common symptoms. These include,  difficulties in breathing, wheezing  and coughing, streaming, etc,.

There are a number of tips on how to Alleviate Puffy Eyes on the eHow.com website. Late nights, reoccurring allergies, excessive salt intake and other general causes, such as, general stress are responsible for the painful and uneasy phenomenon of puffy eyes.

In finding a cure for the puffy eyes disorder, there are four major areas of causes to be looked at. The pre-dominant factor that may cause puffy eyes includes, allergies. Sneezing and watery eyes associated with the allergies are primarily responsible for under-eye swelling. The cures must be worked around these causes.