Lipitor is a medication that is commonly used to treat high cholesterol. While it is effective in reducing cholesterol levels, it may have some side effects on exercise performance. According to a study published in the Journal of Clinical Lipidology [2], Lipitor may lead to decreased muscle function and exercise performance in some individuals. This is because the medication can cause muscle damage and inflammation, which can lead to weakness and fatigue.

However, the study also notes that not all individuals who take Lipitor experience these side effects. The extent of the side effects may depend on the individual's age, sex, and overall health. Additionally, the dosage of the medication may also play a role in the severity of the side effects.

Another study published in the Journal of Clinical Medicine [3] found that Lipitor may also affect the body's ability to recover from exercise. The study found that individuals who took Lipitor had decreased levels of certain markers of muscle recovery after exercise compared to those who did not take the medication.

It is important to note that while Lipitor may have some side effects on exercise performance, it is still an important medication for treating high cholesterol. Individuals who are taking Lipitor should talk to their doctor about any concerns they may have regarding exercise performance. In some cases, adjusting the dosage or switching to a different medication may be necessary.

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