No. Despite what you might have heard, cigar smoking isn't safer than cigarette smoking â even if you don't intentionally inhale the smoke. Like cigarette smoking, cigar smoking poses serious health risks, including: 1  Cancer. 2  All tobacco smoke contains chemicals that can cause cancer, and cigar smoke is no exception.
Autosomal recessive: cystic fibrosis (CF), sickle cell anemia (SC), Tay Sachs disease. Genes are inherited from our biological parents in specific ways. One of the basic patterns of inheritance of our genes is called autosomal recessive inheritance.
1 2 in 4 chance that the child will not have cystic fibrosis but will be a carrier (by inheriting a cystic fibrosis gene from one parent but the normal gene from the other parent). 2  1 in 4 chance that the child will not have cystic fibrosis and will not be a carrier (by inheriting the normal gene from both parents).