Ninety

Your brain literally isn't finished installing the software yet at 29. The neuroscience on this is staggering. The prefrontal cortex, the region responsible for complex decision-making, long-term planning, and judgment, doesn't complete structural development until around age 25. But a 2026 study out of Université de Montréal found that key network wiring and efficiency in the brain keep optimizing into the early 30s. The "age 25" cutoff that went viral on TikTok came from NIH brain scans in the early 2000s that simply stopped collecting data at age 20 and estimated from there. So when you're sitting by a lake at 29 wondering what you're supposed to do with your life, your brain is still physically building the architecture for the answer. Here's where it gets interesting. MIT and Harvard ran cognitive tests on nearly 50,000 people and found that different mental abilities peak at completely different ages. Raw processing speed peaks around 18. Short-term memory tops out near 25. Working memory holds into the early 30s. But the ability to read other people's emotions doesn't peak until your 40s and 50s. Vocabulary and accumulated knowledge keep climbing into your late 60s. The type of intelligence you need to pick the right career at 22, fluid intelligence, is the one that peaks earliest and declines fastest. The type that actually makes you effective at work, crystallized intelligence, is still rising at 29 and won't peak for another 25 years. Career clarity requires pattern recognition across industries, social cognition to read team dynamics, and enough accumulated knowledge to spot real problems worth solving. Every one of those peaks after 30. Most of them peak after 40. The 22-year-old who "figured it out" picked a path using the fastest, most disposable form of intelligence. The 29-year-old still wondering is waiting for the hardware that actually matters.

Your body makes its own “happiness medicine” — you just need to know how to support it. 🌿 Endorphins rise with movement and laughter. Serotonin grows with sunlight and restful moments. Oxytocin increases through connection, touch, and kindness. Dopamine builds when you care for yourself and enjoy simple pleasures. Happiness isn’t found in a pill… It’s built daily through habits that nourish the body and calm the mind. Sometimes the most powerful medicine is fresh air, good food, warm sunlight, and human connection. ✨

RIIZE R.B.R DAY LIVE 🎮 BRIIZE membership members to play online games (Fall Guys) with RIIZE, on March 28 at 2PM KST. Team A: Shotaro, Sungchan, and Sohee Team B: Eunseok, Wonbin, and Anton