flâneur

What I Read This Week...

chamath.substack.com · 285 words · saved by 1 readers

Kids are hitting puberty sooner, massive amounts of microplastics found in bottled water, and corporate culture wars identified as a big business risk

Watch All-In E161 Caught my eye… Puberty is starting earlier than it used to. A series of studies conducted since the 1970s show that the age of puberty in girls has dropped by about three months per decade since the 1970s, with a similar pattern (though less extreme) occurring in boys too. Early puberty may have harmful impacts, ranging from higher risk of depression to other psychological problems. While nobody knows what exactly is driving the age decline, several factors including obesity, stress, and chemicals found in certain plastics are all thought to play a role. Researchers from…

related reading