Lipitor is a medication that is used to lower cholesterol levels in the body. It is a statin drug that works by blocking the enzyme that produces cholesterol in the liver [1]. Flexibility refers to the range of motion in a joint or group of joints. The sources provided do not indicate any direct relationship between Lipitor and flexibility. However, it is important to note that statins, including Lipitor, have been associated with muscle-related side effects such as muscle pain, weakness, and cramps [2]. These side effects can potentially affect flexibility and range of motion in the affected muscles. In rare cases, statins can cause a serious condition called rhabdomyolysis, which can lead to muscle breakdown and kidney damage [3]. Therefore, if an individual experiences any muscle-related symptoms while taking Lipitor, they should consult their healthcare provider immediately. It is also important to note that maintaining a healthy lifestyle, including regular exercise and stretching, can help improve flexibility and overall health [4].

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3463373/
[3] https://digitalcommons.wku.edu/ijesab/vol12/iss1/33/
[4] https://www.health.harvard.edu/staying-healthy/5-ways-to-keep-your-joints-healthy-and-flexible