Can a 70 year old do push-ups? Yes, with the right modifications.
According to a 2019 study published in *JAMA Network*, a correlation exists between push-up capacity and lower risk of cardiovascular disease. This means that physical strength, including the ability to do push-ups, is beneficial at any age, and yes, a 70 year old can do push-ups safely with proper guidance and modifications. The key is to start at an appropriate level and progress gradually to build strength and avoid injury.