👉 In a medical context, an insusceptible person is someone who cannot transmit sexually transmitted infections (STIs) or other sexually transmitted diseases (STDs). This means that they are not infected with any of these diseases and therefore do not have the capacity to pass them on to others through sexual contact. Insusceptibility can be determined by various methods, such as testing for specific antibodies that recognize the pathogens in question or by using specialized diagnostic tests. Insusceptible individuals are often