. >> i've been crashing a bobsled at 90 miles an hour, i've hit hurdles, hamstring injuries, spine surgerything was more terrifying than starting to even look up the process of egg freezing. >> reporter: lolo jones is one of the few women who's competed in both the winter and summer olympic games. heartbreakingly missing out on olympic medals. >> lolo jones gets a hurdle and did not get a medal. >> reporter: but now she's setting her sights on a new prize. >> i really want a family. i've waited for my husband for seven years. >> why do you think being a mom has been such a big goal of yours? >> being a good mom is very difficult. especially in today's society. it has me nervous. like, do i have the capabilities, the skill set, to care for someone? you know? but i'd like a chance. >> you want to be a mom? >> i want to be a mom, yeah. >> reporter: earlier this month as her 40th birthday loomed, lolo candidly sharing her 18 require with 500,000 followers on instagram. >> i'm about to turn 40. all the stress on me right now. >> it was really to the point where i'm going on these dates and i'm

i've been crashing a bobsled at 90 miles an hour, hamstring injuries, spine surgery and nothing was moreotional journey on instagram. >> all the stress on me right now. >> reporter: injecting herself with hormones for 11 days in a row before surgery to extract the eggs. >> i was like, what -- like i had forgotten my dosage and so -- >> it's like a chemistry class. >> yeah, i learned, like i said, i was not meant to be a doctor. and then -- >> reporter: you're born with a certain number of eggs. going through that bank as you get older. egg freezing is an opportunity to halt that process and bide time to build a family. >> people undertake this treatment if they're trying to get the ticking time clock out of their head, trying to take the stress off their dating decisions and be able to really feel like they might have an insurance policy in the freezer. >> reporter: lolo's doctors retrieving 27 eggs during the procedure. 17 are mature and viable candidates for fertilization down the road. >> with numbers like that, she has much higher statistical power of having a success with that group