You may have medical gas therapy if you need supplemental oxygen to make it easier for you to breathe.

What You Need to Know

• You absolutely cannot smoke while you are using oxygen.
• Don't store your oxygen near a heat source or open flame.
• Don't change the flow rate on your oxygen by yourself. This can cause serious side effects.
• Don't use more than 50 feet of oxygen tubing.
• Oxygen is a safe gas, if used properly.