Alcohol consumption can have a variety of negative effects on health. Some of the most serious risks include liver disease, cancer, heart disease, and mental health problems. Long-term excessive alcohol use can lead to a number of serious health problems, including high blood pressure, liver damage, and an increased risk of certain cancers. Drinking can also lead to addiction, accidents, and other forms of injury, and it can worsen existing mental health conditions. Additionally, alcohol can disrupt your sleep patterns and cause memory problems. Alcohol can harm your health in many ways, both in the short term and in the long term.