1. American Psychological Association (APA) – https://www.apa.org

Leading organization for psychology in the U.S., offering articles, research, guidelines, and resources.

2. Psychology Today – https://www.psychologytoday.com

Popular site featuring articles by professionals on mental health, relationships, and human behavior.

3. National Institute of Mental Health (NIMH) – https://www.nimh.nih.gov

Government site offering scientific research and resources on mental illnesses and treatment options.

4. Verywell Mind – https://www.verywellmind.com

Accessible mental health information curated by professionals and reviewed for accuracy.

5. Psych Central – https://psychcentral.com

Offers information on mental health disorders, self-help tools, and therapist directories.

6. British Psychological Society (BPS) – https://www.bps.org.uk

UK-based site with scholarly articles, professional guidelines, and news on psychological research.

7. Association for Psychological Science (APS) – https://www.psychologicalscience.org

Promotes the advancement of scientific psychology across the world.

8. Mental Health America (MHA) – https://www.mhanational.org

Focuses on mental health advocacy, prevention, and education.

9. Mind (UK) – https://www.mind.org.uk

Mental health charity offering resources and support for people in the UK.

10. PubMed – Psychology Section – https://pubmed.ncbi.nlm.nih.gov

Database of peer-reviewed psychology and medical studies.