Studies show that the mental functions of people who have smoked a lot of marijuana tend to be diminished. The THC in cannabis disrupts nerve cells in the brain, affecting memory.30. Cannabis is one of the few drugs that causes abnormal cell division, which leads to severe hereditary defects. A pregnant woman who regularly smokes marijuana or hashish may give birth prematurely to an undersized, underweight baby.
Autism rates soar, now affects 1 in 68 children. Autism rates climbed nearly 30% between 2008 and 2010 and have more than doubled since the turn of the century, according to a new study from the U.S. Centers for Disease Control and Prevention. The condition is now believed to affect one of every 68 8-year-olds â up from one in 88 just two years earlier.
1 Autism prevalence figures are growing. 2  More children will be diagnosed with autism this year than with AIDS, diabetes & cancer combined. 3  An estimated 1 out of 42 boys and 1 in 189 girls are diagnosed with autism in the United States.