Sports

How Nasal Breathing Impacts Endurance Training and Sleep

ENT specialist and triathlete Dr. Rafael Ramos explains the role of nitric oxide, deviated septums, and nasal health in sports.

@stemma · 4 min read · 5 Feb 2026

Sports

Nicole Wood: From Elite Performance to Running Entrepreneurship

The founder of All Out shares her journey through triathlon, training in Boulder, and creating technical running apparel.

@stemma · 4 min read · 4 Feb 2026

Sports

Trail Running Boom in Brazil: Risks, Challenges & Transition

Sidney Togumi analyzes the sport's growth, the perils of rushing into ultras, and transitioning from road to mountain trails.

@stemma · 4 min read · 4 Feb 2026

Sports

Pedro Morganti: The Science of Ultra Cycling in RAAM

With over 30 Ironmans completed, the 63-year-old athlete breaks down his training, past mistakes, and strategy to cycle across the US.

@stemma · 4 min read · 2 Feb 2026

Sports

Running Radar: Running Data, Nubank at Ironman & Brand Moves

Episode 43 highlights Olympikus research with Box 1824, Anta's stake in Puma, super shoe news, and global race updates.

@stemma · 4 min read · 30 Jan 2026

Sports

Rodrigo Trivino and High Performance in Masters Swimming

TNT Master head coach breaks down his training philosophy, team management, and athletic longevity over 40.

@stemma · 3 min read · 30 Jan 2026

Sports

Internal Load: Monitoring Stress to Prevent Injury

Sports physician José Cruvinel Neto explains how to use HRV, sleep, and wearable data to balance athletic training.

@stemma · 4 min read · 29 Jan 2026

Sports

Josi Bellincanta: Career Shifts, Ice Baths, and Running

From architecture to content creation, the host of Josi Zero Grau shares how running transformed her life.

@stemma · 4 min read · 28 Jan 2026

Sports

IRONMAN World Champs: Eduardo Braz Analyzes Kona & Nice

EBTT head coach breaks down technical European bike courses, Hawaiian mystique, and youth development in triathlon.

@stemma · 4 min read · 28 Jan 2026

Sports

Marcel Agarie on Running Culture and Community Building

The creator of Mania de Corrida discusses the power of kilometer 41, new platforms, and race travel with points.

@stemma · 3 min read · 27 Jan 2026

Sports

Marcus Terrau: From Jungle Survival to Extreme Bikepacking

The 68-year-old cyclist details four days lost in the Brazilian wilderness and his preparations to ride Ojos del Salado volcano.

@stemma · 3 min read · 26 Jan 2026

Sports

Radar Stemma: São Silvestre Medals, Rio Marathon & More

This weekly roundup covers 100th São Silvestre medals, Netshoes in Rio's 10k, new shoe launches, and running industry news.

@stemma · 5 min read · 23 Jan 2026

Sports

José Belarmino: From Swimming to the Top of Triathlon

Ironman and 70.3 world champion details his swimming background, transition to triathlon, and coaching philosophy.

@stemma · 4 min read · 23 Jan 2026

Sports

How to Choose the Right Running Shoes and Avoid Injury

Sports medicine physician Ana Paula Simões breaks down sizing rules, debunks pronation myths, and evaluates carbon-plated shoes.

@stemma · 4 min read · 22 Jan 2026

Sports

Marcella Cassemiro: Community, Running, and Closing Cycles

The Elas Que Voam co-founder reflects on her journey from sprinting to marathons and the power of building safe running spaces.

@stemma · 3 min read · 21 Jan 2026

Sports

Fábio Jesus: From the Sertão to the São Silvestre Podium and Olympic Dream

The inspiring journey of overcoming challenges by the "Warrior of the Sertão," who transformed adversity into podium finishes and global brand sponsorships.

@stemma · 9 min read · 20 Jan 2026

Sports

Paulo Paula: The Olympic Marathoner Who Defies Time

At 46, Paulo Paula reveals the secrets to his longevity and high performance in marathons.

@stemma · 5 min read · 6 Jan 2026

Sports

Fernanda Penkal: Overcoming Injuries and Focusing on IRONMAN Curitiba

The triathlete shares her recovery journey and expectations for upcoming high-performance triathlon challenges.

@stemma · 3 min read · 28 Nov 2025

Sports

Pietra Meneghini: 2024 Ironman Season and the Floripa Dream

The triathlete shares the challenges and triumphs of her intense 70.3 season, the pressure of unexpected podiums, and her plans for the Ironman Full in Florianópolis

@stemma · 2 min read · 28 Nov 2025

Sports

Ironman 70.3 Aracaju: Felipe Bianchi's Heat Strategies

Felipe Bianchi reveals his preparations for the Ironman 70.3 Aracaju heat, optimizing performance in his second race.

@stemma · 2 min read · 28 Nov 2025