Summer in Finland brings more bare skin, longer evenings outdoors, and the usual run of mosquito bites, tick bites, and stings. Most of them are unpleasant rather than dangerous. The main goal is to reduce itching, swelling, and scratching damage while still noticing the few situations that need quicker medical attention.
Good summer first aid is mostly simple. Protect the skin before you go out, calm the reaction early, and pay attention to symptoms that are growing instead of settling.
How repellents fit into the plan#
When you want dependable protection, look at the active substance instead of just the front label. Repellents based on substances such as DEET, icaridin, or citronellal-derived PMD are common options. The right choice depends on where you are going, how long you need protection, and whose skin the product is meant for. Use only products that are meant for that purpose and follow the label carefully, especially for children.
Use repellent according to the package instructions and spread it thinly on exposed skin. Avoid the eye area and mouth. If sunscreen is also part of the plan, apply sunscreen first and let it settle before adding repellent. For babies and very small children, clothing and mosquito netting are usually the first line of protection.
What helps an ordinary bite or sting#
Most mosquito bites and many other small insect bites calm down with washing, cooling, and leaving the skin alone enough to recover. Scratching makes the reaction last longer and increases the chance of broken skin and secondary infection. A cool pack or cool damp cloth often helps more than people expect.
If itching is strong, a short period of ordinary self-care products such as hydrocortisone cream or an oral antihistamine may be considered, depending on the situation and the person using them. Check age limits, pregnancy suitability, and other medicines before use. If a bee sting has left a visible sting in the skin, remove it promptly and then cool the area.
Ticks need both removal and follow up#
Ticks are different from mosquitoes because what happens after the bite matters as much as the bite itself. Remove the tick as soon as you notice it and clean the area afterwards. The step by step method is covered in tick removal.
After a tick bite, a little local redness or itching can be normal. A rash that keeps expanding over days is different and needs medical review. The TBE vaccine protects against TBE only. It does not stop ticks from attaching and it does not protect against borreliosis.
When swelling or breathing symptoms change the situation#
Most wasp and bee stings cause local pain, redness, and swelling. That can be uncomfortable for a few days without being a dangerous allergy. The boundary changes if swelling affects the mouth, throat, or face, or if breathing becomes difficult.
A severe allergic reaction can also include widespread hives, marked dizziness, or collapse. In those situations, call 112 immediately. If a person has a prescribed adrenaline auto injector for severe sting allergy, it should be used according to the instructions without waiting for the symptoms to pass on their own.
When to seek care#
Seek care if a bite or sting becomes increasingly red, hot, painful, or starts to ooze, if a tick bite is followed by a spreading rash or new general symptoms, or if swelling is unusually large and keeps worsening. Call 112 immediately if there is difficulty breathing, swelling in the throat or mouth area, or signs of a severe allergic reaction.
If outdoor irritation turns into broken skin or a small wound, minor wound care explains the basic cleaning and protection steps.
Further reading and sources#
Further reading:
- https://www.terveyskyla.fi/en/emergencyhub/when-to-come-to-the-emergency-department/self-care-instructions-in-sudden-health-problems/insect-bites-and-stings
- https://www.terveyskyla.fi/en/emergencyhub/when-to-come-to-the-emergency-department/self-care-instructions-in-sudden-health-problems/ticks
- https://tukes.fi/en/chemicals/biocides