The kind of infection would be a fungus infection, since you mention thickening and discoloration of the nail.
Net ball.
net ball: a ball that on the service (as in tennis and volleyball) strikes the top of the net and lands in the service court but must be served over.
Because it helps the relationship between the worker and the patient.
Would you feel safer with a muscular man, long hair, tattoos, and piercings. Or an elderly women with gray hair pulled back in a bun with a warm smile.
Answer:
overstimulation is the correct answer