Air Pollution and Sperm Quality

We already know that air pollution can cause premature birth and damage the lungs of growing children – and now a study suggests that air pollution may interfere with your ability to have children.

Ahmad Hammoud of the Univesity of Utah found that fine particle pollution – which peaks in December, January, and February – causes a drop in sperm motility one to two months later. (It takes sperm between two to three months to mature.) Continue reading…

Vacuum for Allergy Relief

allergy vacuums“If you suffer from allergies and asthma, vacuuming does more than make your home look better,” writes respiratory therapist Shane McGlaun at housekeepingchannel.com. “It can be as important as taking medications to control your condition. Vacuuming is an essential part of limiting exposure to asthma and allergy triggers, such as pet dander, dust mites, pollen and other allergens.”

McGlaun says that allergy sufferers should look for HEPA filtered vacuum cleaners so that allergens are not returned to the air through the vacuum’s exhaust. If your vacuum does not have a HEPA filters, then you’re simply moving allergens around rather than capturing them. This could actually make your allergies worse! Continue reading…

What is Relative Humidity?

Keep your indoor relative humidity below 50 percent to avoid growth of mold and dust mites. That’s standard advice for allergy sufferers. But what exactly is relative humidity?

Relative humidity is a measurement of the amount of water vapor in the air expressed as a percentage of how much water vapor the air could hold. If relative humidity is 100 percent, for example, then it’s raining. Most people are comfortable with an indoor relative humidity of 45 to 50 percent. When relative humidity goes above 50 percent, the excess moisture in the air makes it easier for mold and dust mites to spread. Continue reading…