Bed bugs are once again making headlines in London. But studies now show that bed bugs have developed resistance to many commonly available insecticides. In response, a growing number of Londoners are turning to ThermoPest bed bug treatments, which use controlled heat rather than chemicals. By raising entire rooms to between 49–60°C, ThermoPest ensures that bed bugs — including hidden eggs and larvae — are destroyed in a single treatment. The truth is, bed bugs have adapted.