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.
Pregnant Women. If you are pregnant, you can safely consume between 150 and 300 milligrams per day of caffeine. Studies performed on the effects of caffeine and their relation to miscarriages have produced varying results.