A pounding or fast heartbeat, medically known as tachycardia, refers to a heart rate that exceeds the normal range of 60-100 beats per minute at rest. It can be alarming and uncomfortable, and it may be a sign of an underlying medical condition. According to Medicalnewstoday and Healthline, This article discuss the causes of pounding or fast heartbeat.
Fever and Illness
During times of illness or fever, the body's immune response can raise heart rate. This occurs due to the release of certain chemicals and cytokines that activate the sympathetic nervous system, leading to an increased heart rate as part of the body's attempt to fight off infection.
Heart Disease
Underlying heart conditions such as coronary artery disease, heart failure, or structural abnormalities can result in an increased heart rate. These conditions can impair the heart's ability to pump blood effectively, leading to compensatory mechanisms that raise heart rate as the body tries to maintain adequate blood flow.
Medications and Stimulants
Certain medications and stimulants can cause an accelerated heart rate. Examples include asthma medications (e.g., albuterol), decongestants, some antidepressants, and certain illicit drugs like cocaine or amphetamines. These substances can directly affect the electrical signals in the heart or stimulate the release of adrenaline, leading to a rapid heartbeat.
Anxiety and Stress
One of the most common causes of a pounding or fast heartbeat is anxiety or stress. When a person experiences intense emotions or perceives a threat, their body releases stress hormones such as adrenaline, which can increase heart rate and blood pressure. This response is part of the body's natural "fight-or-flight" mechanism.
Physical Exertion
Engaging in vigorous physical activity or exercise can temporarily increase heart rate. This response is normal and necessary to meet the increased oxygen demand of the body during exertion. However, if the heart rate remains elevated for an extended period or exceeds a safe range, it may indicate an underlying cardiovascular issue.
Thyroid Disorders
The thyroid gland plays a crucial role in regulating metabolism and maintaining the body's overall balance. When the thyroid gland produces excessive amounts of thyroid hormones (hyperthyroidism), it can accelerate heart rate. This condition often presents with additional symptoms such as weight loss, heat intolerance, and fatigue.
Heart Rhythm Disorders
Various heart rhythm disorders, known as arrhythmias, can cause a pounding or fast heartbeat. These include supraventricular tachycardia (SVT), atrial fibrillation (AFib), and ventricular tachycardia (VT). Arrhythmias are caused by abnormalities in the heart's electrical system, leading to irregular heartbeats and a rapid pulse.
A pounding or fast heartbeat can have multiple medical causes, ranging from anxiety and stress to underlying cardiovascular conditions, thyroid disorders, and electrolyte imbalances. If you experience persistent or recurrent episodes of pounding heartbeat, it is important to consult a healthcare professional for proper evaluation, diagnosis, and appropriate treatment. Identifying the underlying cause is essential for managing symptoms and preventing potential complications.
Content created and supplied by: Dr.Love (via Opera News )
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