Some chickens lay an egg almost every day, others every 1.5 to 2 days. Younger hens (called pullets if less than one year old) will lay smaller eggs at larger intervals until they reach maturity.
The caffeine effect. There are several reasons why women should limit their caffeine intake to less than 200 mg per day during pregnancy. Caffeine is a stimulant that influences the sympathetic nervous system to give you a buzz, sending messages to and from your brain more rapidly.
The recommended limit of caffeine during pregnancy is 200 milligrams (mg) a day. So with a typical soda containing 35 to 55 mg of caffeine, it's wise to limit yourself accordingly, and take into account other sources of caffeine in your diet, such as coffee, tea, and energy drinks.