Exploring the Potential Impact of Micro-Utopias and Hydra-Inspired Research on Human Lifespan Extension

Determining the exact number of years that micro-utopias could add to human lifespan, considering research on adapting the immortality of the Hydra to humans, is highly speculative and depends on numerous factors such as the success of scientific research, implementation of healthcare strategies, lifestyle choices, and environmental factors. However, it's reasonable to assume that significant advancements in medical science and healthcare practices could potentially add decades, if not more, to human lifespans.