https://xkcd.com/3199/
xkcd: Early Arthropods
xkcdearlyarthropods
https://www.epa.gov/insect-repellents
Repellents: Protection against Mosquitoes, Ticks and Other Arthropods | US EPA
Includes how to apply them safely, which ones to use based on your unique situation, repellent safety and effectiveness, disease risk from mosquito and tick...
repellentsprotectionmosquitoesticksarthropods