can dehydration cause nausea and leg weakness
Salmonella, a common cause of food poisoning, can cause nausea and weakness. Dehydration and lack of proper nutrition can cause nausea and muscle weakness all over the body. Drinking excessive amounts of coffee can lead to nausea and weakness when a person crashes.. There are many reasons, such as food poisoning or blood sugar issues, that a person may experience nausea and weakness.