Look better. Feel better. Be better.
Se habla español.
Our name describes how we help you reach your fitness goals: Strengthen
For membership information, please call Shirlee's at (909) 985-6400.
Regular Hours of Operation
M-Thurs 5 am – 10 pm
Fri 5 am - 9 pm
Sat - Sun 8 am - 6 pm
For hours by appointment during COVID-19, please call Shirlee's at (909) 985-6400
1275 West Foothill Blvd. Upland, CA 91786
Contact Webmaster creativezazz.com at: emailcreativezazz.com
- Orange Tier Rules
- Gym Re-Opening Phase 2
- Local Business Networking Opportunity
- New Member Video
- Holiday Schedule 2020
- Stay Positive!
- Outdoors Only Open Until Further Notice
- What to Expect During Phase 1 Reopening
- Phase 1 Reopening!
- Addendum to Agreement (COVID-19)
- Join ShirleeStrong Members Only FB Group!
- Steps We Are Taking (COVID-19)
- Guest Post: Financial Tips for Small Businesses
- Guest Post: Practical Tips for Persevering through the Pandemic
- Resources for Working Out at Home
- Gym Closed Until April 7
- New Hours and Canceled Classes Update
- Why It’s a Good Idea to Splurge on a Gym
- February Heart Health Event at Shirlees’s Gym
- Thank You to Our Vendors and Participants