Experts have long known that boys develop mentally more slowly than girls, besides this, boys develop with some delay, which is not considered a deviation from the norm.
It is the caesarean section that provokes excess weight in children, and it is possible that other factors that were neglected could have affected this.
Many doctors who prescribed medication for their elderly patients from depression, did not even suspect that they were causing harm to people's health.
Experts continue to study how alcohol affects the human body. A new study was conducted at the Royal Hospital in London, during which a group of volunteers for a month refused to drink alcohol.