Monday, July 25, 2011

All About Bed Bugs (2)

-- Feeding habits of bed bugs

Bed bugs can live more than a year without feeding. But when a host is present, they feed regularly every five to ten days.

Although bed bugs may attempt to feed on human blood anytime of the day, they are generally active and feed only at night. An hour before dawn is bed bugs peak attack.

Bed bugs, like any other insect that feed on human blood such as leeches, inject  anesthetics on the skin of their hosts so that piercing and blood sucking won't be felt by the human host.

This is made possible with the two hollow tube of bed bugs. One of their hollow tube releases saliva that contains an anticoagulant and anesthetics while the other tube withdraws the blood. 

Bed bugs feed for about five minutes and immediately return to their hiding place such as the bed matresses and pillows.

-- Health effects of bed bugs bite on humans

Unlike other blood sucking insects such as mosquitoes that carries Malaria and Dengue Fever (Yellow Fever), bed bugs are not known to have to cause transmission of any diseases that are transmitted through blood, such as Hepatitis B, HIV, and other diseases.

They are not regarded by scientists as a medical threat, although they may cause severe itching and skin marks on the bitten part of the skin. Skin infections and scars may precipitate due to scratching a bitten part and this may require medical attention by a dermatologist.

A calamine lotion may subside redness and itch of the bitten part. Wash with warm water and germicidal soap first before you apply a calamine lotion.

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