Cirrhosis is a disease caused by prolonged alcohol abuse - Edexcel - GCSE Biology - Question 8 - 2018 - Paper 1

Cirrhosis is described as a non-communicable disease because it cannot be transmitted from one person to another. It is primarily caused by lifestyle factors such as alcohol consumption and hepatitis infections.

Exercise leads to weight loss by increasing the number of calories burned. When individuals engage in physical activity, their body requires energy, which prompts it to utilize stored fat as a fuel source. Additionally, regular exercise can boost metabolism and promote muscle building, further aiding in weight management.