Medical

Senescent “zombie” cells accumulate with age, leaking inflammatory molecules that accelerate disease across every organ. For the first time, clinical trials of senolytic drugs and CAR-T immune therapies are proving that clearing these cells can improve cognition, restore vision, and reverse metabolic dysfunction. Here is the science, the evidence, and what it means for your health today.

New research reveals that cardiovascular aging can be slowed and even reversed. A centenarian gene rewinds heart age by ten years, rapamycin improves diastolic function in elderly men within weeks, and brown fat drives vascular rejuvenation. Five converging lines of science are reshaping how we understand the aging heart.

A landmark study of 27,500 brain scans from the UK Biobank reveals that poor sleep accelerates brain aging by up to a full year, with systemic inflammation as the mediating pathway. Combined with new research on sleep spindles and Alzheimer’s risk, the science now points to deep sleep as the single most modifiable factor in cognitive longevity. Here is what the data says and what you can do about it tonight.