Varicoceles are known to increase the amount of blood flow within the scrotum. Why would this condition affects a man's fertility.
the blood is in the scrotal veins and not in the penis so erections would not
occur
an enlarged vein would contain more blood which would result in higher
temperature which would effect sperm development
the scrotum swells to an immense size so sperm production stops
none of these answers are true.
the varicose vein is painful so sexual intercourse is not possible

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides