Diagnosing and Managing POTS in Teens

Postural orthostatic tachycardia syndrome (POTS) is a condition that affects the autonomic nervous system, which controls involuntary body functions like heart rate and blood pressure. 

When a healthy person stands up, gravity pulls blood toward the lower body, but the nervous system quickly signals blood vessels to contract, keeping blood flowing to the brain. In teenagers with POTS, this automated system doesn’t coordinate properly. As a result, blood pools in the lower extremities, causing the heart to beat significantly faster to compensate.

If your teenager frequently complains of lightheadedness, fatigue, or a racing pulse after standing up, seek an evaluation from an experienced pediatric cardiologist such as Devyani Chowdhury, MD, MHA of Cardiology Care for Children in Lancaster, Pennsylvania. Dr. Chowdhury works directly with families to identify heart issues and create clear, manageable treatment plans.

Because symptoms can range from brain fog and headache to severe nausea and chest pain, getting an accurate medical evaluation prevents confusion and helps your teen regain control of their daily routine. Here’s what Dr. Chowdury wants parents to know about this condition that affects 1 in 100 adolescents in the United States.

How we diagnose POTS in teenagers

Diagnosing POTS starts with a detailed medical history and a physical examination. Since symptoms overlap with other conditions like anemia, thyroid disorders, or primary anxiety, Dr. Chowdhury systematically rules out other causes before confirming an autonomic diagnosis. A key diagnostic criterion for adolescents is a sustained increase in heart rate of at least 40 beats per minute within 10 minutes of moving from a lying to a standing position, without a significant drop in blood pressure.

To measure these changes accurately, we perform specialized in-office tests. An orthopedic tilt table test or an active standing test allows us to continuously monitor your teen's heart rate and blood pressure as their position changes. We may also order an electrocardiogram or an echocardiogram to verify that your teen's physical heart structure and electrical system are completely healthy.

Effective lifestyle shifts to manage POTS symptoms

Managing POTS requires a multifaceted approach focused on increasing blood volume and improving circulation. Because medication isn't always the first or only answer, non-pharmacological lifestyle strategies serve as the foundation of long-term symptom relief. 

These include:

Increase daily fluid and salt intake

 Boosting fluid intake to two to three liters of water per day helps expand overall blood volume. Adding extra dietary sodium, as recommended by your physician, helps the body retain water, which prevents blood pooling when your teen stands.

Wear medical-grade compression garments.

Waist-high compression stockings or abdominal binders squeeze the blood vessels in the legs and abdomen. This physical support encourages blood to flow upward toward the heart and brain instead of settling in the lower limbs.

Adopt physical counter-pressure maneuvers

Teaching your teen to cross their legs, clench their calves, or squeeze their gluteal muscles while standing provides immediate mechanical support to their veins, helping keep blood moving during sudden postural shifts.

Structured exercise and medical support options

While exercise might feel difficult for a teen who feels dizzy and exhausted, controlled physical activity is essential for recovery. Inactivity worsens POTS symptoms over time by reducing heart muscle strength and blood volume. A structured, gradual reconditioning plan helps retrain the autonomic nervous system without triggering severe flare-ups.

We typically recommend starting with recumbent or seated exercises, such as recumbent biking, rowing, or swimming. These activities allow your teenager to build cardiovascular endurance and leg muscle strength without fighting gravity. As stamina improves, teens can gradually transition to upright exercise, such as walking or light jogging.

When medication is necessary

If lifestyle modifications and physical therapy don't provide sufficient relief, targeted medications can help control heart rate or increase blood volume. Dr. Chowdhury monitors each patient to find the right balance between lifestyle adjustments and medical therapy.

Living with POTS can feel overwhelming for teenagers and parents alike. Still, with early diagnosis and a comprehensive care strategy, teens can manage their symptoms and return to their regular daily activities. If you suspect your teen may have POTS, contact our office to book an appointment today.