If you or your loved one suffers from allergies or asthma, maintaining the quality of the air that you breathe especially at home should be a concern. Pollutants are present even in homes that appear clean. Bacteria and dust can contaminate the air that circulates around your home. These pollutants will only aggravate your allergy or asthma and may even result to more complicated health problems. To prevent this from happening, you need to be vigilant about the cleanliness of your environment particularly that of the air that you breathe. You can also invest in portable hepa air purifier to further improve the air quality at your home.