Frequently Asked Questions

About the Breathing Trainer

How does the RESFIT Breathing Trainer work?

The RESFIT Breathing Trainer uses calibrated resistance to challenge your respiratory muscles during both inhale and exhale. By training against resistance, your diaphragm and intercostal muscles strengthen over time — similar to how weightlifting builds other muscles. The result is improved lung capacity, oxygen efficiency, and endurance.

How often should I train with it?

We recommend 5–10 minutes per day, 5–6 days per week. Most users notice measurable improvements in 3–4 weeks with consistent use. See our How To Use guide for full training protocols.

Is it suitable for beginners?

Yes. The RESFIT Breathing Trainer comes with multiple resistance levels so you can start easy and progress as your respiratory muscles get stronger.

What sports benefit most from breathing training?

Running, cycling, swimming, boxing, CrossFit, HIIT, and any endurance or high-intensity sport. Even yoga practitioners and people managing stress benefit from daily breathing training.

Orders & Shipping

How long does shipping take?

Orders ship within 24 hours. Delivery typically takes 7–14 business days for international orders. You'll receive a tracking number by email once your order ships.

Do you ship worldwide?

Yes, we ship to most countries worldwide. Free shipping on orders over $50.

How do I track my order?

Visit our Track Your Order page and enter your order number and email.

Returns & Guarantee

What is your return policy?

We offer a 30-day money-back guarantee on all products. If you're not satisfied for any reason, contact us within 30 days of receiving your order and we'll arrange a full refund or exchange.

How do I start a return?

Contact us through our contact page with your order number and reason for return. Our team will respond within 24 hours.

Product Care

How do I clean the Breathing Trainer?

Rinse the mouthpiece with warm water after each use. The device can be disassembled for deeper cleaning. Do not use bleach or harsh chemicals. Air dry before storing.

How long do the products last?

The Breathing Trainer is built for daily use and typically lasts 12+ months with proper care. Consumable products (nasal strips, mouth tape) vary by pack size.

Still have questions?

Contact our support team via our contact page. We respond within 24 hours.