Understand what your eGFR and creatinine actually mean, the root causes of kidney decline most patients are never told about, and a complete kidney-friendly plan that unites modern nephrology with TCM's Kidney tradition.

Your gut is the upstream pivot of your entire health — 95% of your serotonin, 70% of your immune cells. A complete framework for IBS, SIBO, and the bloating no test has explained, through gastroenterology and TCM's Spleen–Stomach tradition.

Beyond "watch your alcohol and weight" — how to read your liver labs, why the NAFLD–PCOS–insulin resistance triad is one problem with one solution, and the herbal patterns that treat the organ that governs the smooth flow of everything.

The Lung is the body's marketplace — where breath, immunity, and the outside world meet. Breathing practices, the Lung–skin axis, the respiratory microbiome, and a 15-minute daily practice for lifelong respiratory health.

Why women's heart attacks present differently, the cardiac tests your doctor may not order, the gut–heart axis, and TCM's Fire-element wisdom — from DASH-diet evidence to Dan Shen's full pharmacological profile.

The series finale — how every intervention in the first five books was upstream hormonal medicine all along. The Kidney-Essence-to-HPG-axis map, the estrobolome, and the Yin–Yang framework for reading your own endocrine system.