Eligibility

Who is eligible?

Inclusion Criteria

● Age 30 to 60 years
● Systolic BP ≥ 130 mmHg based on two screenings
● Insomnia, confirmed at screening

Exclusion Criteria

● Uncontrolled hypertension (BP ≥ 160/100 mmHg)
● Blood pressure medications
● Cardiovascular medications
● Moderate or severe obstructive sleep apnea
● BMI > 40 kg/m²
● Pacemaker or atrial fibrillation
● Current pregnancy
● Alcohol or drug abuse in past year