It is caused when the body over produces a substance called sebum. If there is excess sebum in the body it blocks the skin pores and it result in the breakout of acne. The first step for you to rid pimples is by keeping yourself clean. Your skin needs to be clean and you can do this by getting a good cleanser that will help you clear your pores. This process can be made easy by steaming your face. Place your face over hot or boiling water; it is one of the best ways to clear your pores. Then wash your face with cold water to close the pores.
Drink a lot of water daily to keep your skin refreshed and hydrated all the time. This way you will be able to rid excess toxins within your body. If you can stand the smell, apply garlic to the affected areas, it might look funny but it works well. Reduce your intake of sugary content and dairy and also change your bed sheet and pillow case regularly.
Another tip on how to clear up acne overnight is by mixing one lemon with same amount of rose-water and apply it to your skin for about ten to thirty minutes before you it rinse off. Doing this constantly will help you lightening the skin and get rid of pimples fast.