How to Protect Your Heart During the Hot Summer Months

Summer is a time for sunshine, vacations, and more time outdoors. But while many enjoy the warmer weather, extreme heat can put significant stress on your cardiovascular system. To maintain a normal body temperature, your heart must pump more blood to the skin for heat dissipation. Dehydration, medication interactions, and preexisting conditions can all make the summer months especially risky for your heart.

Who’s at Greater Risk?

Anyone can be affected by extreme heat, but people with preexisting heart conditions should be especially cautious. At-risk groups include:

• Older adults (age 65+)
• Individuals with high blood pressure
• Patients with coronary artery disease or heart failure
• Those on certain medications affecting blood pressure, fluid balance, or sweating
• People who are overweight or have other chronic health conditions like diabetes

5 Tips to Protect Your Heart in the Heat

1. Stay Hydrated—But Smartly

Aim for 8–10 cups of water a day, more if you’re sweating heavily. Avoid sugary drinks, caffeine, and alcohol, as these can worsen dehydration.

Pro Tip: If you’re on a fluid-restricted diet due to heart failure or kidney disease, consult your doctor for specific guidelines.

2. Avoid the Heat of the Day

Try to limit outdoor activity to early morning or evening hours. The sun is strongest between 11 AM and 3 PM.

3. Dress for the Weather

Wear light-colored, loose-fitting clothing. Choose breathable fabrics like cotton to help your body release heat.

4. Recognize Warning Signs Early

Symptoms like chest pain, shortness of breath, fatigue, lightheadedness, or a rapid heartbeat could be signs of heat-related cardiac stress.

If you experience these symptoms, don’t wait—seek medical attention immediately.

5. Keep Up with Regular Check-Ups

Even if you’re feeling fine, your heart could be under silent stress. Schedule a summer check-in with your cardiologist or primary care provider.

Summer Activity and Heart Health

Physical activity is still important—but you’ll need to modify your routine to stay safe:

• Exercise indoors or in shaded areas.
• Use air conditioning or fans while working out.
• Take frequent breaks and listen to your body.

If you’re starting a new exercise routine this summer, make sure to consult with your doctor—especially if you have a history of heart problems.

Medication Safety Tips for the Summer

Some medications can affect your ability to regulate temperature or stay hydrated. These include:

• Diuretics (water pills)
• Beta-blockers
• ACE inhibitors
• Certain antidepressants or antihistamines

Ask your provider whether your prescriptions may need adjusting in hot weather. Never stop or change medication without professional guidance.

When to See a Doctor Immediately

Seek emergency medical care if you or a loved one experiences:

• Chest pain or tightness
• Difficulty breathing
• Rapid or irregular heartbeat
• Severe dizziness or fainting
• Nausea or confusion in the heat

Your safety comes first—especially when the weather adds strain to your cardiovascular system.

Put Your Heart First This Summer

A few precautions can go a long way in preventing heat-related complications and protecting your heart. Whether you need a heart check-up, medication review, or have concerns about your symptoms, Starling Health is here to help.

Concerned about your heart health this summer? Book your appointment today with Starling Health.

• 1480 East Avenue, The Bronx, NY 10462
• (718) 319-1610
• Fax: (716) 810-1991

Family Doctor in The Bronx, NY

If you are in search of a primary care provider for your entire family in The Bronx area in New York, visit us here at Starling Health. We have a family nurse practitioner on staff who is equally qualified and capable of helping you and the rest of the members of your family achieve the best possible health outcomes.

To learn more about our primary care services or to schedule an appointment, call our clinic today at (718) 319-1610 or use our convenient online request form.