Doctor insights on:
Adrenaline Rush Heart
Heart rate increase, breathing rate increase, dizzy, tremor, normal thyroid hormone? happen during excitement or anxiety. why?
Many possibilities: Could you be pregnant? If not, Have you had a rapid growth spurt? Sometimes during periods of rapid growth the autonomic nervous system has trouble regulating and you may need to have more salt and water in your diet. Check for a 30 beat or more difference in hr from lying down to standing. ...Read more
Causes of sudden adrenalin rush feeling(sudden stomach panic feeling and sudden elevation of heart rate)during exercise?
Adrenaline : Release.Get a more detailed answer ›
Can waking up startled with a racing heart beat give you a heart attack or cardiac arrest? (awful feeling ex: alarm goes off=boom heart jumps) :(
Anxiety: Anxiety might not damage your heart for now but that might happen if you don't get care for your problem. I recommend you start by seeing a Psychologist who will take your history, offer good advice, and if needed refer you to a cardiac speilaist. Wish you well. Please keep me posted. ...Read more
Yes: For sure.Get a more detailed answer ›
Can sudden bad news cause panic/anxiety attacks? Feel warm, nervous, fast pulse, feels like my heart beats extra beat, feel scared nervous, can't slee
Yes: This is a common reaction however there are other causes for these symptoms. You mention excessive bleeding and a diuretic that might contribute to your symptoms. Usually, these symptoms will resolve quickly after a singular event such as getting bad news. If they persist or recur, see your doctor soon. ...Read more
Racing heart( 160) sweaty palms, shaking. Panic attack or SVT? ER doc said EKG strip showed Sinus Tachy not SVT, even at that high of rate
Usually none: In otherwise young healthy individuals (no heart disease) the increased heart rate that can occur during an asthma attack or be related to treating an asthma attack (albuterol inhaler), will resolve on its own and not lead to heart problems. If the heartbeat, is irregular (skipping beats), associated with palpitations or greater than 180 beats per minutes, a heart doctor should be involved. ...Read more
What causes the heart too beat to fast in sudden cardiac arrest and makes the electrical system go crazy?
Ventricular fibrilla: Ventricular fibrillation causing sudden cardiac death can occur in people with normal or abnormal heart. Those with no structural heart disease such as Long QT Syndrome ,Brugada Syndrome ,etc cause by genetic mutation in ionic channels. In people with structural heart disease Coronary artery disease is common in people over 50 and in younger people ,cardiomyopathy specially Hypertrophic Cardiomy ...Read more
Binding receptors: Do you mean how does it increase heart rate? The mechanism of action is quite complicated but in simple term, it binds to the beta adrenergic receptors on the heart leading to changes in calcium level and increases in the firing rate of the pacemaker cells. ...Read moreSee 1 more doctor answer
Heart probs? Heart beating fast at random time, antsy,unease, chest tightness, nose blocked but no mucus..just rapid heart beating and chest tightness
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