Doubts and worries are part of any normal relationship, even more so when you deeply care about the other person. However, continuous excessive overthinking may be detrimental. Try finding a healthy balance while addressing any persistent anxieties.Doubts and worries are part of any normal relationship, even more so when you deeply care about the other person. However, continuous excessive overthinking may be detrimental. Try finding a healthy balance while addressing any persistent anxieties.