Why am I losing strength in my legs?
A feeling of sudden leg weakness, causing your legs to give out or buckle can be alarming. Weakness in your leg(s) may occur from problems in the nerves and/or muscles in your lower body and is usually treatable. Rarely, the underlying cause may be a serious medical condition requiring immediate medical attention. What causes strength loss in legs? Muscle atrophy can occur due to malnutrition, age, genetics, a lack of physical activity or certain medical conditions.