My sister use to be an alcoholic. Have you ever known one?
Yes, my Father. He suffered from alcohol dependence
Dealing with someone that is an alcoholic can be very hard to manage at times. Especially when the person does not want to let you get them any type of help.
It is very hard. Most times the actual person can not admit or realise that they are suffering from alcohol use disorder 
You are correct there. Trying to get the person to admit or realize they alcohol dependency just turns into a never ending argument. It is just a very stressful situation all the way around. For everyone, really.
They don't realise the medical conditions that can arise from over drink such as mental illness, cirrhosis of the liver and an increase in the risk of cancer
Exactly. My best friend died from cirrhosis of the liver caused by excessive alcohol consumption. She was only 34 years old. This is why it was so important for me to keep pushing my sister to get help.
Cirrhosis
Cirrhosis, also known as liver cirrhosis or hepatic cirrhosis, is a condition in which the liver does not function properly due to long-term damage. This damage is characterized by the replacement of normal liver tissue by scar tissue. Typically, the disease develops slowly over months or years. Early on, there are often no symptoms. As the disease worsens, a person may become tired, weak, itchy, have swelling in the lower legs, develop yellow skin, bruise easily, have fluid build up in
posting, he revealed the artwork for the single and announced that it would be released on 21 October. Of the song's concept, Bieber explained: "I am a hopeless romantic so when I love someone, I never want to let them go. This song is about the rush you get when you have that feeling. No matter how hard you try, you can’t let that person go. You just want to hold on as tight as you can. I tried to capture that with this one."