In the technique known as intracytoplasmic sperm injection, a fertility specialist uses a tiny needle to inject sperm into an egg cell. Mauro Fermariello/Science Source hide caption

itoggle caption Mauro Fermariello/Science Source

Whether or not you'll someday get cancer or any disease can feel like a roll of hundreds of dice. Calculating the odds --€” and knowing what they mean --€” is tricky. Katie Harbath/Flickr hide caption

itoggle caption Katie Harbath/Flickr

While many people look to tax preparation services for help, Tobie Stanger, editor at Consumer Reports, says online tools are often cost-effective. /iStockphoto.com hide caption

itoggle caption /iStockphoto.com