Bed bug bites are small, red, and itchy welts caused by nocturnal insects feeding on blood. Bites often appear in a line or cluster and can cause allergic reactions.

FAQs:

• Are bed bug bites dangerous?
  They can cause allergic reactions but are not known to transmit diseases.

• How can I prevent bites?
  By maintaining cleanliness and inspecting sleeping areas.

• What treatments are available?
  Topical creams to reduce itching and antihistamines for allergic reactions.