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.
Almost 20% of mothers were heavy caffeine consumers during pregnancy (300 mg/d or greater), and while the incidence of frequent night awakening in children tended to increase, the difference was not significant when compared with those consuming less than 300 mg/d (22.5% vs 13.5%, P = .114).