Coastline Blog
Deep Dive
Science-backed insights on longevity, sleep, nutrition, and aging from Dr. Greg Potter and world-class researchers.
Ergothioneine: the longevity amino acid your body was designed to absorb
Most antioxidants get absorbed, used, and excreted within hours. Your body treats them as temporary guests. But there's one compound your body treats very differently...
Read
Ice baths: the cardiac risk nobody's talking about
Cold plunges are everywhere. Social media is full of people gasping in ice baths, promising sharper focus, fat loss, and a dopamine surge that will...
Read
Taurine and aging: what the landmark 2023 Science paper found
In June 2023, a paper published in Science — one of the most prestigious journals in the world — made a striking claim: restoring taurine...
Read
How to perform better at work: a scientist's framework
Most productivity advice tells you to try harder, wake up earlier, or download another app. But neuroscience tells a different story. Your brain has predictable...
Read
How to get smarter: a neuroscientist's guide
What if getting smarter had less to do with puzzles and brain games — and more to do with how you sleep, move, and eat?...
Read
Sauna and longevity: what the research actually says
Sauna bathing has been practiced for thousands of years, but only recently has modern research begun to quantify what many cultures have long believed: regular...
Read
Blue light isn't ruining your sleep (but these 3 things are)
You've heard it a thousand times: blue light from your phone is destroying your sleep. Put down the screens. Buy the glasses. Install the filters....
Read
Zone 2 cardio is overhyped: what busy dads should actually do
If you've spent any time in the health and fitness space lately, you've heard the gospel of Zone 2 cardio. Long, slow, steady-state training at...
Read
What is chrononutrition? Why when you eat, exercise, and supplement matters
Your body doesn't just care about what you eat. It cares deeply about when. A growing field called chrononutrition is reshaping how scientists think about...
Read
Low back pain: what a world-leading spine scientist wants you to know
If you've ever had low back pain, you've probably heard some version of "it's all in your head." Maybe a well-meaning friend told you to...
Read
Your sleep tracker is lying to you: what healthy sleep actually looks like
You check your sleep score every morning. Some days it's a 92 and you feel terrible. Other days it's a 67 and you feel fine....
Read
How to build habits that actually stick
You've set goals before. Maybe you've written them on sticky notes, built a vision board, or spent time imagining the best version of yourself. And...
Read