DNA tests can tell people where in the world their ancestors came from, and if they're at risk of developing different genetic conditions. They can sometimes even help people connect with family ...

In a way, sequencing DNA is very simple: There's a molecule, you look at it, and you write down what you find. You'd think it would be easy—and, for any one letter in the sequence, it is. The problem ...

Biological age tests measure how fast your body is aging compared to your actual age. These tests rely on biomarkers tied to cellular health, metabolism, and organ function. Different test types — ...

The best home DNA kits can provide a window into our ancestry, genetic traits, and overall health. They can trace family roots, uncover inherited traits and even help you connect with distant ...