Chiggers are tiny mites, that live outdoors in grassy, or wooded areas near water.
Chiggers commonly referred as harvest mites or red bugs.
They thrive in warm temperatures, especially during the summer months and attach to your clothes and bite your skin.
Chiggers bite are very itchy. Red papules occurs on the leg and around the waist.
Chigger larva attach to your clothing and move to your skin to feed.
It release chemicals into skin to kill skin cell, this chemicals are digestive enzyme. Chigger drink digested skin tissue. Chiggers enzymes causing intensing itchiness the first 24 -48 hours. Then it slowly going away over weeks. Eventually chigger will wall of from skin.
Chiggers favorite places are areas, where clothing have close contact to skin. Such areas are waist, legs and groin.
You probably can not notice first contact with chigger bite. It will be noticeable after several hours of bite. Biting zone will be itchy.
You can get a chigger bite if you walk through an area where chiggers live, including:
Overgrown fields of grass.
Wooded areas.
Gardens.
Moist soil near water.
Areas with high humidity (80% or over).
Diagnosis is based symptoms and visual inspection of the skin.
Treatment:

Because chiggers don't burrow into your skin, and the rash usually starts after the mites have already detached from the skin, treatment specifically to remove the mites isn't needed.
Instead, treatment for chigger bites focuses on alleviating itchiness, including:
Taking diphenhydramine or other antihistamines.
Taking an anti-parasite medication (permethrin).
Applying a cold compress.
Cleaning the affected area of skin with soap and water regularly.

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