what does it mean when your body feels tired and weak?
17843
Fatigue is a feeling of tiredness or exhaustion or a need to rest because of lack of energy or strength. Fatigue may result from overwork, poor sleep, worry, boredom, or lack of exercise. It is a symptom that may be caused by illness, medicine, or medical treatment such as chemotherapy.
572856
Lethargy causes you to feel sleepy or fatigued and sluggish. This sluggishness may be physical or mental. People with these symptoms are described as lethargic. Lethargy can be related to an underlying physical or mental condition.
162266
 Change in sleeping habits, fatigue. Feelings of pessimism or hopelessness. Restlessness, anxiety or irritability. Feeling of guilt, helplessness or worthlessness.
982772
Remember, your body may be feeling weak, especially if you are recovering from a stomach illness or the flu, and it's important to pay attention to how you are feeling.
215128
And over time, a lack of protein can make you lose muscle mass, which in turn cuts your strength, makes it harder to keep your balance, and slows your metabolism. It can also lead to anemia, when your cells don't get enough oxygen, which makes you tired.
606289
Having weak legs is commonly associated with an active stress response. Many people notice a “weak in the knees” feeling when they are nervous or afraid. The intensity and frequency of the anxiety weak legs symptoms are often proportional to the degree of nervousness, anxiety, and fear.
681382
You may also feel more tired than usual when your body is fighting off infection. Certain medications have side effects like nausea and drowsiness. These side effects can decrease your appetite and cause fatigue.
374840
Weakness is a lack of physical or muscle strength and the feeling that extra effort is required to move your arms, legs, or other muscles. If muscle weakness is the result of pain, the person may be able to make muscles work, but it will hurt.
504769
That lack of oxygen-rich blood in your body can make you feel tired and weak. While iron deficiency is the most common cause of anemia, other causes include heavy periods, sluggish bone marrow, vitamin B12 deficiency or a lack of folate in the diet, says Dr.
683497
Our body has got its own defense mechanism. So when we are sick, it tries to cure the problem on its own. For this, it focuses all its attention to injured or sick part of body and rest of body has lesser attention for that duration. That's why we feel weak.
1309064
Low blood pressure can cause fatigue, and some experts have suggested that Chronic Fatigue Syndrome and low blood pressure may be linked. Less-common symptoms of low blood pressure might be blurred vision, general weakness, and nausea.
1075213
The muscle weakness that you are feeling can be directly linked to MS because the damage to your nerves can disrupt signals to the muscles. This nerve damage makes it hard to move your muscles and leads to a heavy feeling in your legs (or other areas of your body).
1447721
Fatigue is a common symptom of many illnesses, including diabetes, heart disease, arthritis, anemia, thyroid disease, and sleep apnea. Talk to your doctor if you feel unusually tired. Many medications can contribute to fatigue. These include some blood pressure medicines, antihistamines, diuretics, and other drugs.
1341116
One of the main indicators of fatigue and tiredness is you are dehydrated. Without anything to consume after a long period, the first thing you ingest in the morning can be a shock to the body. If that first thing is water, it will get your body work-ready and can boost your alertness and low energy levels.
741307
Drink more water for better energy Sometimes you feel tired simply because you're mildly dehydrated. A glass of water will do the trick, especially after exercise. Read about healthy drinks.
354134
If you suddenly feel weak, shaky, or lightheaded—or if you even faint—you could be experiencing hypoglycemia. A headache that comes on quickly, weakness or tremor in your arms or legs, and a slight trembling of your body are also signs that your blood sugar is too low.
653787
Chronic fatigue syndrome (CFS) is a condition that causes you to feel exhausted and weak, no matter how much rest or sleep you get. It often causes insomnia. Because your body doesn't feel rested or replenished, CFS can also cause aches in the muscles and joints throughout your body.