Written by the Fiveable Content Team โข Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated August 2025
Definition
When your heart rate increases, it means that your heart is beating faster than its normal resting rate. This can occur due to various factors such as excitement, stress, or physical exertion.