Dr. Neil Cornwell, a family medicine physician in Boston completing his residency, has struggled with anxiety "for quite some time," but was never able to put a label on it, he tells TODAY.com. So when he and his fiancée adopted a dog with anxiety a few years ago, it was a match made in social media heaven.

Both Cornwell and his dog, Cammie, a boxer-beagle mix, take a daily medication called a selective serotonin reuptake inhibitor (SSRI), which can treat anxiety, depression and more. So Cornwell, 28, recently started a TikTok series where they take their meds together to bring awareness to their conditions.

It's since gone mega-viral.

In the most popular video , which has garnered over 1 million views and 200,000 likes, Cornwell munches on a mini ice cream cone and takes his Lexapr

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