This would be the start of your ovulation period. During the next 12- 24 hours your egg is set to fertilize, you would be able to confirm this in a weeks time.
Food & Nutrition
Diet is perhaps, the most significant aspect of pregnancy and you ought to eat nutrious food. It is time you start considering folic acid supplements as it's deficiency causes neural tube defect in babies.
Fitness & Exercise
This is a good time to start some sort of physical activity such as walking or swimming. Physical activity is pivotal in imparting endurance and flexibility in the body, essential during pregnancy. Yoga is another example of something you could take on.