Bite & sting guides
Clear, responsibly written guides to help you recognise common bites and stings — and know when a mark needs a doctor. Educational only; always seek care for serious symptoms.
How to identify a bug bite from a photo
You've been bitten, the bug is long gone, and you're left staring at a red mark. Here's how to read the bite itself — the pattern, location, and symptoms — to narrow down the likely culprit.
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Mosquito vs. bedbug vs. flea bites
Itchy red bumps from mosquitoes, bedbugs, and fleas look alike at a glance — but their pattern, location, and timing usually give them away. Here's how to tell which is which.
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Tick bites and Lyme disease: what to watch for
Tick bites are often painless and easy to miss — which is exactly why they deserve attention. Here's how to recognise one, remove a tick safely, and spot the warning signs of Lyme disease.
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Spider bites: which are dangerous and what to do
Spider bites are often blamed for marks they didn't cause — but a small number of spiders can cause real harm. Here's how to tell a routine bite from one that needs attention.
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Bee and wasp stings: first aid and warning signs
A bee or wasp sting is painful but usually harmless — unless an allergic reaction sets in. Here's how to treat a sting and recognise the signs that mean you need emergency help.
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Chigger and mite bites: the intense itch, explained
Chigger and mite bites are tiny but produce an outsized, maddening itch. Here's how to recognise them, where they strike, and how to calm the itch.
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Fire ant stings: what to expect and what to do
Fire ants bite to grip, then sting — often several times. The result is a burning welt that turns into a telltale white pustule. Here's how to handle it.
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Allergic reactions to bites and stings: know the signs
Knowing the difference between a normal reaction and a dangerous one can save a life. Here are the warning signs of a severe allergic reaction and what to do.
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How to stop a bug bite from itching
The itch of a bug bite is your immune system at work — but you don't have to just suffer through it. Here's what helps, what to skip, and when to worry.
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Bug bites in children: what parents should know
Children get bitten more, scratch more, and can't always say how they feel. Here's how to identify common bites, ease the itch, and know when to seek care.
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How to tell if a bug bite is infected
Most bug bites are red, swollen, and itchy, but persistent scratching can introduce bacteria into the skin. Here is how to tell if an ordinary bite has turned into a bacterial infection like cellulitis.
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Spider bite vs pimple or boil: How to spot the difference
Most painful red bumps blamed on spiders are actually ordinary pimples, ingrown hairs, or staph boils. Here is how to tell them apart by appearance, location, and progression.
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Bug bite swelling timeline: Progression, peak, and warning signs
Knowing how long a bite should swell helps you distinguish a normal immune response from an escalating complication. Here is the typical hour-by-hour timeline of a bug bite.
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Caterpillar stings and rashes: Venomous spines and relief
Fuzzy or spiny caterpillars can deliver intense burning stings through microscopic hollow hairs. Here is how to recognise a caterpillar rash, remove the spines safely, and soothe the pain.
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Sand flea and beach bug bites: Identification and treatment
Bites acquired on the beach or coastal sand dunes can itch furiously for weeks. Here is how to identify sand flea and biting midge (no-see-um) bites and calm the rash.
Read guide →Identify your bite with a photo
Bug Bite & Sting Identifier reads the mark on your skin and ranks the most likely culprits — with clear guidance on when to seek care.
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