Chris Hemsworth found out he has two copies of the gene APOE4, linked to Alzheimer’s disease. image credit: Google

The gene came from both his parents. image credit: Google

Chris called this revelation his “biggest fear" and announced that he would be taking some time off acting. image credit: Google

Elsa Pataky, his wife, dressed up as an 87-year-old version of herself to ease his fears. image credit: Google

She used prosthetics, a wig, and makeup to achieve the effect. image credit: Google

Chris thought he was meeting an elderly fan. image credit: Google

The episode aired on Chris’ docuseries Limitless with National Geographic. image credit: Google

The video of the couple’s date has started going viral on social media platforms. image credit: Google

Elsa's gesture was done to help Chris ease his fears about aging. image credit: Google

The episode originally aired last year. image credit: Google