Stem cell therapies have expanded in use over the last 30 years, and are now widespread. Substituting extracellular vesicles for the stem cells is a more recent innovation, but also now widely used in the medical tourism industry. These treatments have shown effects on aging and longevity in animal studies, but we have no idea whether this is the case in humans, and we are in no danger of finding out any time soon. Even short clinical trials are expensive, while trials large enough and long enough to assess effects on life span are prohibitively expensive. There is as yet no generally accepted and trusted measure of biological age one might apply to patients before and after a treatment. The existing <a href="https://doi.org/10.1002/…
Stem Cell and Extracellular Vesicle Therapies as Treatments for Aging
Stem cell therapies have expanded in use over the last 30 years, and are now widespread. Substituting extracellular vesicles for the stem cells is a more recent innovation, but also now widely used in the medical tourism industry. These treatments have shown effects on aging and longevity in animal studies, but we have no idea whether this is the case in humans, and we are in no danger of finding out any time soon. Even short clinical trials are expensive, while trials large enough and long enough to assess effects on life span are prohibitively expensive. There is as yet no generally accepted and trusted measure of biological age one might apply to patients before and after a treatment. The existing <a href="https://doi.org/10.1002/…