The answer to cockroach swarms is that they are usually caused by a large infestation of cockroaches in the home. Symptoms include seeing many cockroaches at once, especially in the kitchen or other areas with food sources. Common solutions include thoroughly cleaning the home, using insecticides, and sealing up entry points. However, for severe infestations, it's best to call a professional pest control technician who can properly identify the problem and use the right treatments to eliminate the swarm.
Cockroach swarms can be a sign of a larger infestation that may require professional intervention. While some DIY treatments can help, it's important to address the root cause and prevent future infestations.