A recent study found that combining supplemental NMN and melatonin protected the hearts of aging rats in several surprising ways. 

This work shows the importance of maintaining proper levels of NAD+ to stave off the senescence of blood vessel cells, which can be modulated with the NAD+ precursor, NMN.

This study suggests that the newly discovered Dysosmobacter welbionis bacteria benefits body weight and metabolism, which could be a valuable intervention for targeting obesity and other metabolic disorders.

This hair pigmentation study adds to a growing body of evidence demonstrating that human aging and greying hair is not a linear, fixed process but may be halted or even temporarily reversed.