A new study in the journal Cell from the Chinese Academy of Sciences and Xuanwu Hospital Capital Medical University explains how exercise helps the body stay youthful. The researchers also highlight betaine — a metabolite produced in the kidney…

A new study in the journal Cell from the Chinese Academy of Sciences and Xuanwu Hospital Capital Medical University explains how exercise helps the body stay youthful. The researchers also highlight betaine — a metabolite produced in the kidney…