Popular questions Powered by IBM Watson


IBM Watson

Health& has partnered with IBM Watson to enhance the connection between people and computers. Watson is a new form of intelligent computing that works and thinks similar to humans. Watson can understand us humans and help us to find relevant answers to our health-related questions.

More information on IBM Watson can be found here.


    What are the symptoms of post-traumatic stress disorder (PTSD)?

    There are many symptoms of post-traumatic stress disorder (PTSD), including the following: persistent re-experiencing of the event through intrusive flashbacks, distressing memories and recurring nightmares, often with physical signs of stress (racing pulse, sweating); loss of memory about the event, or parts of it; mood and cognitive problems, such as depression, negativity towards oneself or others, feelings of guilt, anger, irritability, aggression, recklessness and self-destructiveness; dissociation, such as 'shutting down' emotionally, feeling emotionally numb, becoming incapable of showing or accepting affection, not enjoying activities that were enjoyable before the event; avoidance behaviour, such as avoiding places, situations, people, conversations and social situations related to the traumatic event; increased alcohol and drug consumption; poor concentration; persistent hypervigilance and tension, being constantly alert to the possibility of threat; sleep problems; being nervous and jittery, and; easily excited and over-responsive to stimuli.

    Answered on 18 May 2018. Medically reviewed by Health&

    Related questions


    Welcome to Health&. We aim to help keep you healthy and well.

    We provide helpful information and guidance to manage your health. The information is personalised to allow you to make better decisions about your health. We use the latest medical guidelines and provide information that has been reviewed by doctors at Health&. It is important to note that we only provide information - we do not provide medical diagnosis, treatment or advice. The health information provided should not be a substitute for professional medical care. Before acting on the information, please consult your doctor to make sure it is right for you. In the event of a medical emergency, immediately call your doctor or emergency services - dial 000 (in Australia) or 911 (in the United States of America).

    At Health&, you can securely store your health records. We respect the need for privacy and security of personal information. We are bound by legal requirements for privacy in Australia. Health& is also a registered Healthcare Provider Organisation (just like your doctor), so we will not share your personal information with anyone. We apply the highest levels of security for the storage, management and access of your personal information, using industry standards for encryption. To further safeguard your information, we recommend that you use a strong password and take care to protect it.

    Health& is the first consumer-led population health study in Australia. We collect anonymous health data to support medical research and population health initiatives. The information contributes to major improvements in the health of communities. Your participation helps others to also benefit.

    You need to be at least 18 years old to sign up. Please read the Terms and Conditions and Privacy Policy before using Health&.


    Content goes in here.