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Doctor insights on: Caffeine

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I need to stop drinking coffee. What is caffeine withdrawal going to feel like?

I need to stop drinking coffee. What is caffeine withdrawal going to feel like?

Try tapering?: Caffeine withdrawal symptoms can be significant, usually in the form of headaches, fatigue, irritability, anxiety, etc. Unless there is a medical reason that would cause you to need to stop instantly, it might be more tolerable and give you a better chance of stopping it if you were to taper your consumption by reducing the amount you drink each day until you have none. Good luck to you! ...Read more

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WHY and HOW exactly caffeine causes "Sugar Crash" ?

WHY and HOW exactly caffeine causes "Sugar Crash" ?

All stimulants: work like adrenaline, and increase the body's metabolic rate, so we burn more fuel to ensure that we can meet the "fight or flight" response. So we burn sugar more rapidly, and the low blood sugar actually further increases adrenaline and related chemicals (like dopamine) leading to a vicious cycle. ...Read more

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What are the effects of caffeine?

What are the effects of caffeine?

Stimulant: Caffeine's effects often depend on the individual. For some people, it can provide energy, focus, and alertness. In others, and especially at higher concentrations, it can cause jitteriness, problems sleeping, and palpitations. With repetitive use, you may become tolerant to caffeine, meaning its effects are reduced over time. ...Read more

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Describe how caffeine can affect your stress level. How does it affect your cardiorespiratory system?

Describe how caffeine can affect your stress level. How does it affect your cardiorespiratory system?

Caffeine = stimulant: So it adds to physiological arousal that stress can produce. It will increase heart rate, alertness, and insomnia in some people. It can decrease fatigue and improve concentration. If you have high stress or anxiety, caffeine would not be recommended. ...Read more

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Is it okay to take prescribed Ambien (zolpidem) within a few hours of drinking caffeine?

Is it okay to take prescribed Ambien (zolpidem) within a few hours of drinking caffeine?

Not recommended: as caffeine is a stimulant and Ambien (zolpidem) is a tranquilizer. You are creating a roller coaster effect on your body which is harmful. Rather than using Anbien decrease caffiene intake ( more than 100mg a day causes sleep problems). And try other sleep hygiene techniques rather than using a tranquilizer. ...Read more

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Why do doctors tell you not smoke or to use caffeine before a methacholine challenge test?

Why do doctors tell you not smoke or to use caffeine before a methacholine challenge test?

For unaltered result: Since both caffeine (which can relax the bronchial muscle tone) and smoking - (which can irritate bronchial muscle tone making it more sensitive) - can affect the test - these factors and others are to be avoided ahead of a methacholine test which is trying to guage the patient's baseline bronchial reactivity (often to investigate the presence of asthma). ...Read more

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Can Xanax (alprazolam) be used to reduce caffeine jitters?

Can Xanax (alprazolam) be used to reduce caffeine jitters?

Could but: Excessive jittering from coffee will best be treated by stopping coffee rather than using a benzodiazepm with addition potentials and possible adverse effects. ...Read more

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I don't want to sleep this much? I only have 14 hours to do my work. Does caffeine help?

I don't want to sleep this much? I only have 14 hours to do my work. Does caffeine help?

Caffeine okay: If taken in coffee, not via those "energy drinks" which can be harmful, a better way to stay awake is to do a quick 20 min workout. ...Read more

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How can I kick the caffeine habit?

How can I kick the caffeine habit?

Taper it: If caffeine is stopped suddenly, people often get headaches, sometimes severe, as well as symptoms of anxiety and restlessness. I recommend tapering the dose of caffeine. If you drink 8 caffeinated beverages a day, i recommend going down by 1-2 servings per day, which would take 3-7 days to complete. Alternatively, one no-doz tablet can be substituted for each serving of bevearge and tapered. ...Read more