Papaya is an anti-inflammatory that can help in reducing inflammation caused by knee pain. 22. Cayenne pepper. Cayenne contains capsaicin, a component that inhibits the production of substance P that is usually involved in the transmission of pain signals to the brain.
Yet given what we know today, logically it does not make sense to fear cockroaches. Unlike mosquitoes, ticks or fleas, roaches arenât disease vectors, and they do not feed directly on our blood, skin or fluids. We donât go screaming when we see a mosquito, even though they are the worldâs deadliest animal.
The smell of roaches actually comes from a number of sources. 1  Normal Secretions: When roaches get together, they give off a pheromone to let other roaches know theyâve found a good place to nest. 2  Death: When roaches die, yet another scent is emitted. 3  Attracting Mates: Roaches also use scents to attract a mate.