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  1. 2023年9月5日 · What Are Drug Interactions? When a medication works right, it boosts your health or helps you feel better. But a drug can bring on problems if it doesn't mix well with something else you put into...

  2. 2024年1月7日 · When Is COVID-19 the Most Contagious? 6 min read. What Is an Incubation Period? The incubation period is the number of days it takes for symptoms to appear after you’re infected with something....

  3. 2023年11月18日 · 9 min read. What Are White Blood Cells? White blood cells (WBCs), also called leukocytes, fight infection. They move throughout your body in your blood, looking for invaders. Your body is...

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    Do you feel like you're always tired? Are you having trouble staying awake during prime time sitcoms? Most of us know what it's like to be tired, especially when we have a cold, flu, or some other viral infection. But when you suffer from a constant lack of energy and ongoing fatigue, it may be time to check with your doctor. Symptoms: Fatigue, hea...

    Fatigue is a lingering tiredness that is constant and limiting. With fatigue, you have unexplained, persistent, and relapsing exhaustion. It's similar to how you feel when you have the flu or have missed a lot of sleep. If you have chronic fatigue,, or systemic exertion intolerance disease (SEID), you may wake in the morning feeling as though you'v...

    In most cases, there's a reason for the fatigue. It might be allergic rhinitis, anemia, depression, fibromyalgia, or some other health condition. If that's the case, then the long-term outlook is good. WebMD looks at some common causes of fatigue and how they are resolved.

    Allergic rhinitis is a common cause of chronic fatigue. But allergic rhinitis often can be easily treated and self-managed. To make a diagnosis, your doctor will assess your symptoms. The doctor will also determine through a detailed history or testing whether your allergies are triggered by pollens, insects (dust mites or cockroaches), animal dand...

    One way to reduce symptoms of allergic rhinitis -- including fatigue -- is to take steps to avoid the offending allergen. In addition, proper medication can help with symptoms. Drugs that might help include: Allergy shots -- immunotherapy -- may help in severe cases. This treatment involves weekly shots of increasingly higher solutions of the offen...

  4. 2024年5月17日 · Also known as impotence, erectile dysfunction (ED) is the inability to have or maintain an erection adequate for sex. If you have a penis, you are bound to experience ED at one time or another ...

  5. 2023年11月7日 · Atherosclerosis is a type of arteriosclerosis. Atherosclerosis happens when there's too much plaque inside your arteries. It's what tends to cause heart attacks, strokes, and peripheral vascular...

  6. 2022年8月12日 · Wheezing. This high-pitched whistling noise can happen when you’re breathing in or out. It’s usually a sign that something is making your airways narrow or keeping air from flowing through them....

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