Most NCDs are considered preventable because they are caused by modifiable risk factors. Modifiable risk factors for sciatica include smoking, obesity and occupation. Obesity and drinking alcoholic beverages are among the most common modifiable risk factors. Conservative therapy focuses on minimizing modifiable risk factors with blood pressure control and smoking cessation. Risk factors associated with TIA are categorized as modifiable or non-modifiable. Risk factors may be seen as modifiable and non-modifiable. Smoking is the strongest modifiable risk factor. Risk factors for osteoporotic fracture can be split between nonmodifiable and (potentially) modifiable. Air pollution is also an important modifiable risk. Max is also customisable, with his clothing, appearance, fighting skills, and weapons being modifiable. Modifiable palettes are sometimes referred to as pseudocolor palettes. This topic is closely related to the modifiable areal unit problem. The software is specially built by Apple and is not user modifiable. The object-oriented approach means that the games are highly modifiable. Each connection (synapse) has a modifiable real-valued weight.