Examples:

• Good looks run in that family, at least among the girls.
• Asthma seems to run in our family.
• The doctor ordered some tests because breast cancer runs in my family.
• Good looks must run in the family.
• Everyone was surprised that I have red hair and blue eyes because dark hair and eyes run in my family.
• Best not to say anything about it running in the family.
• Unfortunately, diabetes runs in my family so I'm extra careful about what I eat.
• It's more of a case of maintaining form while others struggle, and it often runs in the family.
• My son's teacher asked whether mental illness runs in our family and she wants to meet us tomorrow evening to discuss this.
• Jimmy Souness, who was a school cleaner, had a history of heart disease which runs in the family.
• Athleticism really runs in our family—almost all of us have played sports at the college level.
• The truth was that deafness ran in the family.
• It's important that you fill out this form carefully so that we know what diseases may run in your family.
• Writing books about grandparents seems to run in the family.
• Wow, your daughter is getting married to one of the Salazar brothers? Good looks, above-average intelligence and extreme kindness runs in that family.
• Twins run in the family, so it didn't surprise us when we heard the news.