Christina Najjar, known online as Tinx, is an American lifestyle creator, advice expert, and podcast host who rose to fame on TikTok during the COVID-19 pandemic

. She is often called "TikTok's big sister" due to her candid advice on relationships, mental health, and pop culture, resonating strongly with a primarily female audience

. Tinx was born in Washington, D.C., raised in London, and later moved to California to study English literature and creative writing at Stanford University

. She also earned a master's degree in fashion journalism from Parsons School of Design

. Before becoming an influencer, she worked in retail management and as a freelance writer

. Her content includes satirical takes on "rich moms," dating advice, celebrity commentary, and lifestyle recommendations

. She launched a "Rich Mom Gear" apparel line in 2022 and hosts a podcast and SiriusXM radio show titled "It's Me, Tinx," where she discusses pop culture and gives advice

. Tinx has also authored books, including her debut "The Shift: Change Your Perspective, Not Yourself," released in 2023

. With over 1.5 million TikTok followers and a net worth estimated at $7.6 million, Tinx has built a significant media presence and is known for her witty, honest, and empathetic style

. Her nickname "Tinx" was inspired by a character from one of her favorite films, symbolizing confidence

. Despite some controversy over past tweets, she remains a prominent figure in social media advice and lifestyle content