In a groundbreaking proof-of-concept study, researchers have found that making positive lifestyle changes can reduce biological age by up to three years. The study, published in the journal Aging, involved a group of 43 healthy men between the ages of 50 and 72 who underwent an eight-week intervention program.

The program included a range of lifestyle changes, such as a healthy diet, regular exercise, stress reduction techniques, and improved sleep quality. The researchers measured the participants' biological age before and after the intervention using a method called epigenetic age, which looks at changes in DNA methylation patterns.

After the eight-week intervention, the participants' biological age had decreased by an average of 3.2 years. The researchers also found improvements in a range of other health markers, including blood pressure, cholesterol levels, and immune system function.

The findings suggest that positive lifestyle changes can have a significant impact on overall health and well-being, and may even help to slow the aging process. The researchers hope that their study will encourage more people to adopt healthy lifestyle habits and provide a basis for further research into the links between lifestyle and aging.

While the study was small and focused on healthy men, the results provide a promising starting point for future research into the effects of lifestyle changes on aging and health.