Deep dives into biomarkers, hormones, genetics, and what actually moves the needle on healthspan.
Your chronological age counts the years since you were born. Your biological age measures how well your body is actually functioning. The gap between the two is the number you should care about.
Lab reference ranges for testosterone are designed to flag disease, not optimize performance. Here's what the research says about the levels associated with peak vitality, muscle mass, and cognitive function.
Vitamin D is involved in over 2,000 gene expressions and affects everything from immune function to testosterone production. Yet 40% of adults in developed countries are deficient. Here's what optimal looks like.
Lipoprotein(a) is an independent, largely genetic risk factor for cardiovascular disease that affects 1 in 5 people. Standard lipid panels don't include it. Here's why it matters and what you can do.
The MTHFR gene mutation affects 40–60% of the population and impairs the body's ability to convert folate into its active form. The consequences range from elevated homocysteine to increased depression risk.