See the DrugPatentWatch profile for lipitor

Based on the information provided, I cannot directly determine if Lipitor, a medication used to treat high cholesterol, has changed your specific exercise duration. Lipitor, also known as atorvastatin, is primarily used to lower the risk of stroke, heart attack, and other complications in people with type 2 diabetes, coronary heart disease, or other risk factors [1].

While Lipitor is not known to directly affect exercise duration, it is associated with potential side effects such as muscle pain, liver damage, and increased blood sugar levels [1][2]. These side effects may indirectly impact a person's ability or motivation to exercise.

It is always recommended to consult with a healthcare professional or pharmacist for personalized advice regarding medication and its potential effects on exercise and overall health [3]. They can provide guidance based on your medical history and current health status.

Sources:
[1] "Atorvastatin." MedlinePlus, U.S. National Library of Medicine, 16 Feb. 2022, medlineplus.gov/druginfo/meds/a601245.html.
[2] "Atorvastatin (Oral Route) Side Effects." Mayo Clinic, Mayo Foundation for Medical Education and Research, 1 Jan. 2021, mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20064551?p=1.
[3] "Ask a Pharmacist." DrugPatentWatch, drugpatentwatch.com/ask-a-pharmacist/.