She was plagued by weakness, fatigue, and dizziness.

她被虚弱、疲劳和眩晕折磨。

《柯林斯英汉双解大词典》

The side effects of this treatment can be devastating in terms of weakness, fatigue and a decrease in quality of life.

这种疗法的的副作用是毁灭性的，表现为体质虚弱，疲乏无力，和生命衰减。

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Dieting, skipping meals, or eating erratically can lower blood sugar, with symptoms such as weakness, irritability, and fatigue.

节食，饥一顿饱一顿，或是进食不规律，都会造成血糖降低血糖，出现虚弱，烦躁和疲劳症状。

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While this does not mean women cannot have chest pain, other symptoms that may signal a heart attack for women include sudden weakness and fatigue, body aches or flu-like symptoms.

CNN: Heart attacks: What you should know

Individuals may suffer from high levels of fatigue, muscle or heart weakness, diabetes, strokes, or vision and hearing loss.

CNN: Genetic disease: Mother hopes for cure for dying children

Some of the more common side effects of weight-loss surgery can be difficulty digesting starchy foods and protein, which can lead to other physical conditions including hair loss, fatigue, swelling and muscle weakness.

CNN: Surgery helps woman drop 135 pounds, 10 dress sizes