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Twins Research Australia

Based at The University of Melbourne, Twins Research Australia (TRA) brings twins and researchers together Australia-wide for vital health research that benefits twins and their families as well as the general community.

TRA’s vision is for a vibrant and unified global twin research community to improve health and medical knowledge for the benefit of all humankind.

Its mission is to generate twin research that demonstrates how new knowledge can improve health and prevent disease.

How Twins Research Australia can help

TRA supports twins and their families. Also, its services are open to all researchers. Online free resources include:

  • findings from the latest twin health studies
  • access to Twin Pregnancy and Parenthood website
  • access to discounted zygosity (DNA) testing to know if your twins are identical or not
  • invites to special twin events like festivals, forums and workshops

Information lines / help lines

Programs, apps and tools

Recommended links

Last reviewed: May 2022

Information from this partner

Found 7 results

Twin study designs – Twins Research Australia

Twin study designs The appropriate study design and analytic method always depends on the specific research question and aim

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About twins – Twins Research Australia

About twins Twins are generally identified as identical or non-identical (more commonly called fraternal) though there are some rarer types as well

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Expecting twins – Twins Research Australia

Expecting twins Congratulations from Twins Research Australia on your happy news

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Health and lifestyle questionnaire – Twins Research Australia

Health and lifestyle questionnaire January 23, 2023September 7, 2023 Eligibility: twins of all ages The Health and Lifestyle Questionnaire will be used to help research

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Support services – Twins Research Australia

There are many services and resources to support twins and their families. Please let us know if you have other recommendations at

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How to determine zygosity – Twins Research Australia

How to determine zygosity For twins, zygosity refers to the degree of genetic similarity within each pair

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Zygosity testing – Twins Research Australia

Zygosity testing How can twins be sure of their zygosity i

Read more on Twins Research Australia website

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