Scientists have long been studying the effect of maternal smoking on the fetus. But the first time they decided to find out how his father's bad habits may affect the children. And their results are very impressive.
It was found that men whose parents smoke before they were born, sperm count less than those whose parents had led a healthy lifestyle before conception.
According to Science Daily, researchers examined 104 Swedish men aged 17 to 20 years. It was found that parental smoking diminished sperm number son to 41%. And therefore it reduces the chances of conceiving offspring.
Similar studies the influence of smoking on the people the child was found and other scientists. It was found that nicotine significantly impairs sperm DNA. And since genetic mutations occur at the time of cell division, the DNA mutation child inevitable. Scientists say that children of smokers 4 times more genetic mutations than those whose parents do not have an addiction to nicotine.
You will also be interested to know China's children were born with genes edited.
