Based on the information available, there are no inherent joint risks associated with taking Lipitor (atorvastatin), a cholesterol-lowering medication, and engaging in exercise. Regular exercise is generally encouraged for individuals taking Lipitor, as it can help improve cardiovascular health and overall well-being. However, it is always important for individuals to consult with their healthcare provider before starting any new medication or exercise program.

Individual responses to both medication and exercise can vary, and healthcare providers can provide personalized advice based on a patient's medical history and current health status. While both Lipitor and exercise can have potential side effects, there is no evidence to suggest that combining the two increases the risk of adverse events beyond what would be expected with either one alone.

It is important to note that, like all medications, Lipitor can have side effects, which may include muscle pain, liver damage, and increased blood sugar levels. Regular exercise can also have potential risks, particularly for individuals with certain medical conditions or those who are new to exercise.

In summary, based on the available information, there are no known joint risks associated with taking Lipitor and engaging in exercise. However, it is always important for individuals to consult with their healthcare provider before starting any new medication or exercise program.

Sources:

1. [DrugPatentWatch.com - Lipitor](https://www.drugpatentwatch.com/drugs/lipitor)
2. Mayo Clinic. (2021). Atorvastatin (Oral Route). Retrieved from [Mayo Clinic - Atorvastatin](https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20069080)
3. American Heart Association. (2018). Exercise and Cardiovascular Health. Retrieved from [American Heart Association - Exercise and Cardiovascular Health](https://www.heart.org/en/healthy-living/fitness/why-is-physical-activity-so-important-for-health-and-wellbeing/exercise-and-cardiovascular-health)