Final answer:
Insufficient protein intake can cause loss of muscular strength and metabolic disorders like Addison's disease.
Explanation:
Insufficient protein intake can lead to various health issues, including losing muscular strength due to inadequate supply of amino acids needed for muscle repair and growth. Additionally, protein deficiency can result in metabolic disorders like Addison's disease, characterized by reduced cortisol production, leading to symptoms like weakness, fatigue, and low blood pressure.
Learn more about protein deficiency and health effects here:
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