Intermittent fasting works, when it works, for one main reason: it helps you eat less without counting every calorie. The fasting window is a structural constraint, not a metabolic magic trick. You…
Biohacking is self-experimentation with a purpose: systematically testing changes to your sleep, diet, exercise, environment, and habits to find what measurably improves your health and performance. The space is flooded with expensive…
Cortisol is not the enemy. It is the hormone that gets you out of bed in the morning, mobilizes energy under pressure, and keeps your blood pressure stable. The problem is cortisol…
VO2 max, the maximum rate your body can use oxygen during intense exercise, is one of the most powerful health numbers you can change. Across enormous datasets, including a meta-analysis of 37…
Testosterone drives muscle mass, bone density, libido, mood, and energy in men, and it matters for women too, though at much lower levels. When men develop symptoms like low libido, persistent fatigue,…
Your mitochondria convert food and oxygen into ATP, the energy currency your cells run on. When mitochondrial function declines, you feel it everywhere: less stamina, slower recovery, more brain fog. Mitochondrial decline…
Heart rate variability, or HRV, has become one of the most popular numbers in the biohacking world. Every major wearable reports it, and for good reason. HRV is a window into your…
Jet lag is not just tiredness. It is a full-body circadian disruption: your master clock says it is 3 a.m. while the local restaurant is serving lunch. Sleep, digestion, body temperature, hormone…
Grounding, also called earthing, is the practice of making direct electrical contact with the Earth’s surface: walking barefoot on grass or sand, sitting on the ground, or sleeping on conductive mats plugged…
Longevity science spends most of its energy on molecules: senolytics, NAD boosters, epigenetic reprogramming. But some of the strongest associations with long life in the epidemiological literature have nothing to do with…