The Signs and Symptoms of Autism in Adults

Common signs and symptoms of ASD in adults can include (NHS, 2019):

  • difficulty making conversation
  • difficulty making or maintaining close friendships
  • discomfort with eye contact
  • challenges with regulating emotions
  • extreme interest in one particular topic
  • frequent monologues on the same subject
  • hypersensitivity to sounds or smells that do not seem to bother others
  • involuntary noises, such as repetitive throat clearing
  • difficulty understanding sarcasm or idioms
  • lack of inflection when speaking
  • limited interest in only a few activities
  • preference for solitary activities
  • problems reading the emotions of others
  • trouble understanding facial expressions and body language
  • reliance on daily routines and difficulty dealing with change
  • repetitive behaviors
  • superior abilities in a particular field, such as mathematics or other disciplines
  • the need to arrange items in a specific order