The Learning Lab

How to Train for a 5K Without Wrecking Your Skin

By Kari Kenner May 12, 2025 |

(A Guide for Runners Who Care About Health From Head to Toe) Training for your first 5K is a big step—congrats! Whether aiming for a fun run, a fundraising race, or a personal milestone, starting a running habit is a great way to build endurance, boost mood, and get outside...

The Outdoor Family's Guide to Zinc Oxide Sunscreen

By Kari Kenner May 07, 2025 |

Spending time outdoors as a family is one of life's great joys—from beach trips to mountain hikes to backyard play. But with more time under the sun comes greater responsibility to protect your family's skin safely and effectively. That's where zinc oxide sunscreen comes in. This guide explains why zinc...

Ancient Sunscreen is Similar to Today's Zinc Oxide Sunscreen

By Kari Kenner April 21, 2025 |

What if your sun defense routine isn't a modern invention but a return to a tradition that helped our ancestors outlive other human species? That's precisely what emerging archaeological and geophysical science suggests. Long before SPF ratings, chemical sunscreens, or dermatology, Homo sapiens were already solving the sun problem. They...

10 Sunscreen Myths Debunked for Healthy Skin

By Kari Kenner April 09, 2025 |

If you read food labels, avoid processed junk, and spend your weekends outside — hiking, surfing, fishing, or chasing your kids through the sprinklers — you likely care about what goes on your skin as much as what goes in your body. But when it comes to sunscreen, myths still...

10 Mind-Blowing Facts About Waxhead Zinc Sunscreen

By Kari Kenner March 25, 2025 |

Most sunscreens on the market are packed with sketchy chemicals, misleading labels, and empty promises. But Waxhead Zinc Sunscreen? It's in a league of its own. If you're still slathering on chemical-laden goop, these 10 shocking truths about our 100% non-toxic, reef-safe zinc sunscreen might change your mind. 1. Zinc...

Preschool Sun Safety: Why Zinc Oxide Sunscreen is the Best Choice for Kids

By Kari Kenner February 12, 2025 |

Sun Protection: A Daily Essential for Preschoolers Like handwashing and hydration, sun protection should be a non-negotiable part of a preschooler's daily routine. Young children have delicate, developing skin that is especially vulnerable to the sun's harsh ultraviolet (UV) rays. Daily sun exposure—even during short recess periods—can lead to long-term...