Hi, I'm 31 Male Non Alcholic. Recently I'vd Done Some

Hi, I'm 31 male non alcholic. Recently I'vd done some medical chek up. the report says
Total Cholesterol 245 mg/dL
HDL Cholesterol 34 mg/dL
LDL Cholesterol 183 mg/dL
Triglycerides 142 mg/dL
Suger level is normal
my ultrasono report:
Liver: Liver is mildly enlarged in size (14.6 cm) with uniform echotexture. Echogenicity is increased. No focal lesion could be seen.

Impression: Mild hepatomegaly with fatty change (grade-I)
Now please tell me what does it mean & what should I do to get cure? I'll be very greatful to you if you kind mail me the answer to : YYYY@YYYY