Cannabis legalization shows no signs of slowing its hazy journey into the mainstream. Three-fourths of states have legalized the medical use of cannabis, while 19 have legalized it for recreational use.

Another 10 states have legalized at least some form of CBD, or cannabidiol, a cannabis derivative that some studies indicate provides relief for all manner of pain issues, anxiety, seizures and PTSD. It may even spice up your sex life—all without marijuana's mind-altering ingredient, tetrahydrocannabinol (THC).

But sifting through the plethora of studies on marijuana's effects on your health can be a daunting task.

For instance: What about guys trying to conceive? Are there any dangers to occasionally smoking a little weed or enjoying an edible if you're trying to get pregnant? Is weed maybe even beneficial for male fertility?

Male fertility or swimming upstream

When a man is tested for possible fertility issues, specialists look at a number of factors, including:

  • Semen volume: How much semen do you produce?
  • Sperm concentration: How high or low is your sperm count? About 15 million sperm per milliliter of semen is average,