They are beloved by A-listers and surging in popularity. But claims that NAD+ infusions are a fix for addiction are unproven, risky – and possibly illegal, an Observer investigation reveals
Gathering data used to be a fringe pursuit of Silicon Valley nerds. Now we’re all at it, recording everything from menstrual cycles and mobility to toothbrushing and time spent in daylight. Is this just narcissism redesigned for the big tech age?
Products that enhance the uptake of this neurotransmitter are burgeoning - including drinks that mimic the effects of alcohol, without the hangover. Here’s what happened when I tried them
The trend of meeting up with your younger self has already been adopted by gen Z on TikTok – because we all need a growth narrative to keep us slogging on