90+ Best Fitness Email Subject Lines | Subject Line Library

Email marketing is a powerful tool for the fitness industry, enabling businesses to convert prospects and maintain client relationships effectively. Whether promoting membership deals, personal training packages, or enhancing client retention, well-crafted email campaigns can drive success. Here are examples of fitness email subject lines to optimize your growth strategies.

General fitness email subject lines

Keep your prospects and members engaged with workout tips, nutrition advice, and motivational content to boost brand recall and customer lifetime value (CLTV).

Here are fitness email subject lines to power up your campaigns:

6 packs in 6 months? Why not!

[First Name], train smart with us

Healthier you in 8 weeks, [First Name]. Join?

Transform your habits for better life, [First Name]

Reasons why you should start today

Start today, feel amazing in [Timeframe]

Let's get active, [First Name]!

Fitness plan that makes you feel fantastic

Move your way to happier, healthier YOU

Get Up, Get Healthy, Get Happy

Feel good and look great with [Product/Service]

[First Name], this is your sign to start today!

Experience the joy of feeling strong, [First Name]

Empower your life through [Product/Service]

Choose joy & health – Choose [Product/Service]

Get strong, get happy with [Brand Name]

Your Journey to a Healthier You: Start Now!

You'll feel stronger sooner, if you start today!

Unleash the Impossible in Your Body with [Product/Service]

Confidence begins with feeling good, [First Name]

Gym sales email subject lines

Use emails to run promotional campaigns such as special membership discounts, group membership offers, free trial passes, and personal training packages for both prospects and existing members.

Check out these fitness promotion email subject lines to inspire your next email campaign:

Save [Discount] on [Gym Name] Membership!

Unbeatable Deal Inside: [Gym Name]

Get fit and SAVE: Limited-time offer!

Last chance to get [Discount] off [Gym Name] membership

Join [Gym Name] with [Discount] off now!

Act Fast! [Gym Name] membership with [Discount] OFF

Exclusive Deal: [Discount] OFF Any Membership

Save Big and Join [Gym Name] Community: Limited-Time Offer

Test-drive [Gym Name] with [Days] free trial!

Try [Gym Name] for Free! (details inside)

Get Fit, Save Big: [Gym Name] Sale Starts Now!

Getting fit has never been cheaper...

VIPs Only: Exclusive [Discount] OFF

Flash Sale Alert: Save [Discount] off Any Membership

Hurry, save [Discount] off [Gym Name] membership!

[Discount] OFF: Hurry, 24 hours only!

Don't wait 'til Monday, get [Discount] OFF now!

Gym membership renewal email subject lines

Use automated email campaigns to send out renewal reminders, personalized offers, special upgrade invites, and early renewal discounts to existing members to ensure better renewal rates and improved business cashflows. 

Stay Fit, [First Name] – Renew Today!

Don't pause your success, [Firs Name]!

Secure Your Membership at [Gym Name] Now!

Keep going, [First Name]! Time to Renew Membership

Another Year of Achievements Awaits: Renew Now

[First Name], Your [Gym Name] membership awaits renewal

Stay committed, renew your membership at [Gym Name]

Don't lose the progress! Renew today.

Continue Your Fitness Journey with Renewal!

Renew now and keep the results coming!

Stay on track, [First Name]: time for renewal

Keep Your Membership Active, [First Name]!

Don't miss a beat, stay with us!

Your Membership – Will the Adventure Continue?

Still Committed to Your Goals? Stay with [Gym Name]

Gym newsletter subject lines

Sending out regular email newsletters allows your fitness business to establish trust, show your expertise, provide value, and exert influence.

Here are some gym newsletter email subject lines that will help you nurture your subscriber relationships effectively:

[First Name] Check Your Weekly Fitness Guide

Fit life hacks inside, [First Name]!

Strong Together: [Gym Name] Community Updates

Rise & grind, [First Name]: Morning workout tips

[Gym Name] Insider Tips: Mind & Body

What's new in [Gym Name]?

Sweat Community: [Gym Name] Insights

Fitness Fusion: [Gym Name] Tips & Tricks

Fitness Digest: [Number] Tips on [Topic]

Exclusive interview with [Fitness Person]

[Number] exercises for body AND mind

Why [Subject] matters for your health?

Fit & Healthy: How to fuel your body?

Gym Inspo: [Gym Name] Clients' Stories

[Gym Name] Stars: [Client's Name] Story

Coach email subject lines

Help your members achieve their fitness goals with expert coaching. Highlight the value of personalized guidance in technique, performance enhancement, and overall results with these coach-focused email subject lines.

Achieve goals faster with [Coach Name]

Ready for transformative coaching [First Name]?

Elevate your fitness game with coach [Coach Name]

Can’t go wrong with a coach in ya corner

Turn your BEAST mode on, [First Name]

3 Signs You Need a Fitness Coach

You may not need a coach if…

Hire a personal coach at 25% OFF

Here's how we changed [Client's Name] life

Let me tell you how I can help, [First Name]

[Number] Things to Look in Personal Coach

[Number] Reasons Why Beginners Need a Coach

[Number] years a coach, [Number] succeeded with me

2 month results of [Client's Name]. [First Name], be next!

Your 'next level' is only 1 decision away!

Coach introduction email subject lines

With subject lines for coach introduction campaigns, you want to grab your prospects' attention so that they open your email to learn more about you and your coaching services.

Here are some subject lines to do that with flair:

Meet your personal coach – [Coach Name]

How I helped [Client's Name] lose [Weight] in [Timeframe]

[First Name], our sessions will look like THIS

Here’s how we’ll work together, [First Name]

One man army: Here's how I'll help, [First Name]

Introducing [Coach Name]: Your Success Partner

Your personal training package with [Coach Name]

[Number] Things About Coach [Coach Name]

I'm coach [Name] and here's how I can help

Meet [Coach Name] – Coach that truly cares

[First Name], let's become stronger together!

Get to Know Me: Coach [Coach Name]

Will you join me for this journey, [First Name]?

[Number] Reasons Why We Should Start on Monday

[First Name], here's how I helped [Client's Name]. Join us?

Hero illustration
Hero illustration

Open Sesame: Subject lines to get your emails read

Your perfect email won't matter if it won't be opened. Want some inspiration? Check these robust subject lines, designed for maximum opens of your promotional emails.
Hero illustration
Hero illustration

Premium capabilities Feels enterprise,
minus the price

All the features your business needs to acquire high-quality leads, grow sales, and maximize revenue from campaigns
using one simple dashboard.

Get Started For Free
shape 1
shape 2
shape 3

*Source:

https://www.sender.net/blog/email-marketing-statistics/