medical article: An article from JAMA (Journal of the American Medical Association) draws attention to the need for earlier cardiovascular vigilance in patients of South Asian origin. It points to the uncertain situation in the field of PrEP (pre-exposure prophylaxis) in the fight against HIV. The CDC (Centers for Disease Control and Prevention) reports an increase in obesity in the 21st century. The FDA (Food and Drug Administration) has approved a new device for the treatment of pancreatic cancer. Pregnancy biomarkers may predict future risk of cardiovascular disease. A study has shown that muscle strength in older women is associated with lower mortality. ACOG (American College of Obstetricians and Gynecologists) has withdrawn from the CDC's Advisory Committee on Immunization Practices.