How mineral and chemical sunscreens behave in sweat, near the eyes and over long sessions, and how to choose. An honest guide for riders and runners.

Run and cycling clubs are where habits are made. How SunMer will ride, run and build with clubs across Europe, and how to join the Club Atlas.

UV doesn't stop in October. Why clouds, altitude and snow matter for winter riders and runners, and a simple routine to stay protected.

Why a stick? 70 km in a jersey pocket The SunMer Day Shield Sun Stick SPF50 exists because most riders and runners don't skip sun protection out of...

SunMer began with a simple contradiction: people who spend hours outside use sun care made for lying still. Here's why we built something better.

Taking on the Roads of Northern France with Friends of SunMer The sharp hiss of a hand pump, the clinking of espresso cups on saucers, and the dist...