Biohacking seeks to detect disease earlier and help people live longer, healthier lives

For centuries, medicine largely responded after biological damage had already advanced. Biohacking seeks to reverse that sequence by using technology to identify vulnerabilities before disease becomes clinically apparent.

The term covers a wide range of practices. Sensors can record thousands of biological variables, artificial intelligence can detect patterns that human analysis might miss, and increasingly accessible genetic tests can offer a more detailed view of the body. The approach also includes familiar habits such as exercise, sleep and nutrition, alongside biomarkers, genetic sequencing and continuous monitoring through smart devices.

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Biohacking is a heterogeneous concept: it ranges from healthy habits and physiological monitoring to self-experiments with drugs, peptides or plasma. It is neither science nor pseudoscience, but a broad umbrella. There is a reasonable model focused on prevention, and another risky one linked to poorly tested interventions.

“Biohacking is a heterogeneous concept: it ranges from healthy habits and physiological monitoring to self-experiments with drugs, peptides or plasma. It is neither science nor pseudoscience, but a broad umbrella. There is a reasonable model focused on prevention, and another risky one linked to poorly tested interventions,” said Alejandro Andersson, director of the INBA Institute of Neurology.

Andersson said the strongest approach aims to extend healthspan rather than chase spectacular interventions. Regular exercise, restorative sleep, a balanced diet, control of blood pressure, blood sugar and cholesterol, stress reduction, cognitive activity and social relationships have the strongest scientific backing for preserving physical and brain autonomy.

The movement is often linked to transhumanism, which explores expanded bodily capabilities through the convergence of biology and machinery. That can include neural interfaces, genetic engineering and artificial intelligence, rather than only implanted chips, with the broader goal of understanding the body and advancing personalized medicine.

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The strongest approach aims to extend healthspan: regular exercise, restorative sleep, a balanced diet, control of blood pressure, blood sugar and cholesterol, stress reduction, cognitive activity and social relationships. These measures, although not spectacular, have the strongest scientific backing for preserving physical and brain autonomy.

“The best biohacking is personalized prevention, intelligent measurement and medical follow-up. The worst is marketing disguised as science. The difference lies in evidence, safety and honesty in communicating limits. The ambition to live longer is legitimate, but we must distinguish what is proven, plausible, experimental and merely commercial,” Andersson said.

Smartwatches now record parameters with potential clinical value, while AI examines relationships among biomarkers in real time. The global wellness economy has already surpassed $2 trillion and continues to grow, fueling startups and biotechnology companies. Yet market enthusiasm continues to run into regulation and insufficient scientific evidence for some of the therapies being promoted.

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The best biohacking is personalized prevention, intelligent measurement and medical follow-up. The worst is marketing disguised as science. The difference lies in evidence, safety and honesty in communicating limits. The ambition to live longer is legitimate, but we must distinguish what is proven, plausible, experimental and merely commercial.