To become a personal trainer in Dubai, you can follow these steps:

1. Obtain Certification: Obtain a certification in personal training from a reputable organization such as the American Council on Exercise (ACE), National Academy of Sports Medicine (NASM), or International Sports Sciences Association (ISSA). Some organizations require a high school diploma or equivalent, while others may require a college degree in a related field.

2. Gain Experience: Gain experience in personal training by working at a gym or fitness center, shadowing experienced personal trainers, or interning with a personal training program.

3. Obtain CPR and First Aid Certification: Obtain CPR and first aid certification to ensure that you can respond to emergencies that may occur while training clients.

4. Determine Your Specialization: Determine your area of specialization, such as strength training, weight loss, or injury rehabilitation.

5. Build Your Client Base: Build your client base by marketing your services, networking with other fitness professionals, and offering promotional deals to attract new clients.

6. Continue Learning: Continuously learn and stay up-to-date with the latest research and trends in the fitness industry through seminars, conferences, and continuing education courses.

7. Build Your Reputation: Build a reputation as a knowledgeable and professional personal trainer by providing high-quality services and achieving positive results for your clients.

8. Consider Starting Your Own Business: Consider starting your own personal training business to have greater control over your schedule and the types of clients you work with.

Note: It is important to comply with all the regulatory requirements of Dubai for personal trainers. This includes obtaining a permit from Dubai Sports Council and following the rules and regulations for personal training in Dubai.