High BMI and high waist-to-hip ratio are associated with an increased risk for AMD.
Maintain a normal BMI and lose excess weight to help prevent sight threatening eye disease.
Here is a handy BMI chart.
Seddon, J., J. Cote, N. Davis, and B. Rosner. 2003. Progression of ARM associated with BMI, waist circumference and waist, hip ratio. Arch ophthalmol 121: 785-92.