It may seem tedious, especially when you're super tired, but flossing daily and brushing your teeth for at least two minutes twice daily is crucial for maintaining good oral health and hygiene. If your smile doesn't motivate you, consider this: poor oral health has been linked to heart disease, pneumonia, and other health conditions. If it's not already part of your self-care routine, make it a goal in 2021 to floss daily and brush your teeth once in the morning and once before bed.