Endurance running benefits cardiovascular health but can cause heart changes. Cardiologist Dr. David Martin explains these adaptations, like larger heart chambers, are normal for runners. However, runners should be aware of their family's heart disease history.

Martin notes that while running is healthier than inactivity, heart issues can occur. He advises runners to get screenings if they have a family history of heart trouble. He also warns against over-reliance on wearables for health monitoring. Read more everyday miles coverage.

Martin highlights red flag symptoms like dizziness or chest tightness, advising runners to seek medical help if they occur. He emphasizes the importance of checkups and understanding family cardiovascular history for overall heart safety. Related: Masters Trail Runners: Best Training Mix Revealed.

This original Runner World brief is based on reporting from Canadian Running. Visit the source for its complete reporting, context and any later corrections.