Hypogonadism in men, involving low testosterone production, results in reduced libido, fatigue, and muscle loss. Diagnosis involves physical exams and testosterone tests. Causes include pituitary disorders. Treatments range from lifestyle changes to testosterone replacement therapy via injections, gels, patches, which carry risks. Natural supplements, balanced diets, resistance training, and managing chronic conditions are important. Dr. Vaishali Chaudhary stresses early diagnosis.