How aging and menopause affect blood vessel response to low oxygen

This study looks at how blood vessels react to nerve signals during menopause. It may help explain why heart health changes after menopause.

This trial tests how a drug affects heart function in women who have either a low or high body mass index (BMI). It aims to understand cardiovascular health differences across ages and body sizes.

This early study tests how your body’s blood vessels respond when oxygen levels are lower, and whether body weight changes that response. You may be able to join if you’re not pregnant and meet health, blood pressure, and breathing/smoking criteria.

This study looks at how blood vessels in the brain change as women age. It may help understand why some women have higher risk for certain health problems later in life.

This study looks at how the change in hormones during menopause affects blood vessel and nerve health. It involves two visits to test how your body responds to certain changes, helping researchers understand women's heart health during this life stage.

This study compares a breathing-based exercise program with regular aerobic exercise to help lower blood pressure and improve blood vessel function in postmenopausal women. It’s mainly for people with mildly elevated resting blood pressure who are not already doing very intense workouts.