Smoking increases your risk of having a heart attack or a stroke.
If you smell strange to them and they smell strange to you, it partly because people eat different foods.
Americans also use different scented products on their hair and skin.
If you work in a customer service job where you interact with lots of people, your boss might want you to shower every day.
Or, if you share an apartment, your housemates may ask you to shower more.
It is important for everyone to be careful when they drink alcohol. It is also dangerous, and illegal, to drink alcohol and to drive a car.