
Understanding MTHFR and 23andMe Testing
23andMe offers a way to test for MTHFR variants. However, is it worth it and should you do it?
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23andMe offers a way to test for MTHFR variants. However, is it worth it and should you do it?

Extensive evidence supports the theory that modern humans (Homo sapiens) originated in Africa from genetic, fossil, and archaeological evidence.

Understanding how your blood type is inherited can feel like opening a family scrapbook written in genes. Yet the story those genes tell is short, and we clarify what blood type can and cannot reveal about your heritage.

Collecting enough saliva can be tough for kids, older adults, or anyone with a dry-mouth condition. Cheek swabs and a few simple workarounds can still get your DNA to the lab and keep your family-history project on track.

A lineage society, also known as a hereditary society, is a membership group that people can join depending on their ancestry.1

23andMe is still the most accessible health DNA test for most people. For deeper analysis, whole genome sequencing from Sequencing.com gives you more complete data to work with.

Curious about your mysterious feline friend? A cat DNA test can offer clues about breed ancestry, selected health markers, and other useful traits.

Most rescue cats are lovable mysteries. Yet every tuft of fur and whisker length holds a clue about the breeds in your companion's family tree. We show what to read so you can identify the right breed before testing.

A genetic counselor is a healthcare expert who helps people understand inherited conditions, family risk, and what genetic testing results may mean for them.

Genetic mutations are changes in the DNA sequence. They happen spontaneously or due to external factors such as exposure to mutagens or viral infections.