Lipitor, also known as atorvastatin, is a commonly prescribed medication used to lower cholesterol levels in the body. While there is no direct evidence suggesting that Lipitor affects athletic performance, some studies have investigated the potential impact of statins, the class of drugs to which Lipitor belongs, on exercise.

One study published in the Journal of Clinical Lipidology found that statin use was associated with a decrease in muscle strength and endurance, as well as a reduction in physical activity levels [2]. However, it's important to note that this study did not specifically focus on Lipitor and instead looked at the effects of statins as a whole.

Another study published in the Journal of Geriatric Cardiology found that statin use did not have a significant impact on exercise capacity or muscle strength in older adults [3]. This study suggests that the effects of statins on exercise may vary depending on the individual and other factors such as age and overall health.

It's worth noting that while some studies have suggested a potential negative impact of statins on exercise, other research has found no significant effects [1]. Additionally, any potential effects of Lipitor on athletic performance would likely be related to its impact on cholesterol levels rather than a direct effect on exercise.

Overall, there is no clear evidence to suggest that Lipitor directly affects athletic performance. However, individuals taking Lipitor or other statins should be aware of the potential impact on muscle strength and endurance, and may want to discuss any concerns with their healthcare provider.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4679305/
[3] https://pubmed.ncbi.nlm.nih.gov/28807461/