Mar 19, 2025 · If fatigue does not go away, it might be a sign of something serious. From vitamin deficiencies to chronic diseases, here are 14 causes of weakness.

Nov 12, 2025 · 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 …

Jan 24, 2024 · Many medical conditions can make a person feel weak, shaky, and tired. This article discusses conditions associated with these symptoms and how to treat them.

Nov 3, 2025 · Fatigue is a feeling of intense exhaustion and lack of motivation that doesn't simply disappear with a good night's rest. Many health conditions and lifestyle factors can cause …

Nov 26, 2021 · So what might be causing you to be tired or feel fatigued? Here are a few reasons. If you have an iron deficiency, known as anemia, you don’t produce enough red blood cells. …

Jul 15, 2022 · Weakness or asthenia refers to feelings of physical and cognitive fatigue or loss of strength. It can be the result of a wide range of causes such as behavioral habits, side effects …

Apr 7, 2025 · Feeling sore and exhausted all over? Discover common causes of full-body aches and weakness, including infections, stress, and more — plus practical treatment tips to help …

Nov 24, 2025 · “Fatigue is defined as tiredness, exhaustion, or lack of energy precipitated by exertion or stress,” says Andrew Patane, MD, an internal medicine doctor at NYU Langone …

Jul 13, 2023 · Fatigue may be caused by simple factors like a lack of sleep or coming down with a cold or the flu. However, it can also be caused by underlying health conditions. In most cases, …

Feeling weak and shaky isn’t always just about being tired—sometimes, it’s your body’s way of waving a red flag. From blood sugar dips to underlying health conditions, let’s break down …