The supplement industry deserves its own post — and it's getting one — but I'll say this briefly: a lot of what gets marketed as "biohacking" is a product looking for a problem, not research looking for a solution. The protocols that actually have evidence behind them tend to be the boring ones. Resistance training. Sleep. Managing stress. Eating enough protein. These are not glamorous. They don't have a social media aesthetic. They also consistently outperform almost every s