Hello Thanks for writing to us Most commonly fatty liver is due to obesity and sedentary life.It is also related to alcohol intake. Your husband need need few other investigations like routine hemogram,Random blood sugar(RBS),Liver function test(LFT). He should try to lose your weight if he is overweight. Fatty liver is a reversible condition and it can be reversed by diet and life style changes. He may need some medicines after full investigations. It may take 10-12 months to reverse the findings. He should be active in your daily life. He should avoid red meat and high fat milk products. Cook food in olive or canola oil. He should take limited salt in his diet.He should also avoid fried and junk food. Take lot of fruits and vegetables.He should also increase his physical activity in the form of walking and exercise. Hope i have answered your query. Take Care Dr.Indu Bhushan