The time it takes for a workout to take effect can vary depending on the type of exercise, intensity, individual fitness level, and overall health. Generally, some immediate effects like increased heart rate and circulation can be felt during or right after the workout. However, it may take a few hours for the body to start repairing and building muscle, and longer-term benefits like improved endurance, strength, and weight loss may be seen over weeks to months of consistent exercise. It's important to be patient and stay consistent with your workouts to see lasting results. **

It is recommended to take pre-workout supplements 20-30 minutes before starting your workout. It is important to follow the dosage instructions provided on the product packaging or by a healthcare professional. It is not recommended to take pre-workout every day, as your body can build up a tolerance to the ingredients. It is advisable to cycle on and off pre-workout supplements to prevent tolerance and dependence. **

Creatine can be a beneficial supplement for beginners in fitness as it can help improve strength, power, and muscle gains. However, it is important for beginners to first focus on establishing a solid foundation of proper nutrition, hydration, and training before considering adding supplements like creatine. Beginners should also consult with a healthcare provider or fitness professional before starting any new supplement to ensure it is safe and appropriate for their individual needs and goals. **

It is best to take the pre-workout booster 20-30 minutes before your workout. This will give your body enough time to absorb the ingredients and experience the full effects of the booster during your exercise session. Taking it too close to your workout may not allow enough time for the booster to kick in, while taking it too far in advance may result in the effects wearing off before you start your workout. **

It is important for young performance athletes to consult with a healthcare professional or sports nutritionist before taking creatine. While creatine is a popular supplement that can help improve strength and power output, there may be potential risks and side effects for young athletes, especially if not taken properly. It is crucial to consider individual factors such as age, training intensity, and overall health before incorporating creatine into a young athlete's regimen. **

There is no concrete evidence to suggest that Kai Greene takes performance-enhancing drugs. However, as a professional bodybuilder, there is always speculation and scrutiny surrounding athletes in this sport. It is important to note that drug testing protocols are in place for professional bodybuilding competitions, and athletes are subject to testing. Ultimately, without definitive proof, it is not fair to make assumptions about an individual's drug use. **

Yes, it is possible to take over a fitness center contract, but it will depend on the terms and conditions of the contract itself. Some contracts may have provisions for transferring ownership or membership, while others may have restrictions or penalties for early termination. It is important to carefully review the contract and communicate with the fitness center management to understand the process and any potential costs or requirements involved in taking over the contract. **

It is not recommended for a 17-year-old to take fitness boosters without consulting a healthcare professional first. The body of a teenager is still developing, and introducing supplements or boosters without proper guidance can have negative effects on their health. It is important to focus on a balanced diet, regular exercise, and proper rest for teenagers to support their overall fitness and well-being. **