Homocysteine is an amino acid intermediate in the production of two other amino acids, methionine and cysteine. Although homocysteine is naturally present in our bodies, too much homocysteine in the blood has been thought to affect cardiovascular health, which is where the research focused for years.

Today we feature reader reviews on Paul Greenberg's 2018 book, The Omega Principle: Seafood and the Quest for a Long Life and a Healthier Planet. "It's a rousing environmental manifesto on the shifting tides of geopolitical power and the harvesting of tiny fish for excessive omega-3 supplementation, which is leading to less healthy and bountiful oceans." 

Geroscience: The intersection of basic aging biology, chronic disease, and health.Science is showing that while chronological aging is inevitable, biological aging is malleable. There’s a part of it that you can fight, and we are getting closer and closer to winning that fight.  ~The Buck Institute on Aging