Not always so great to notice every little thing but we can't help it! A super INFJ like me sometimes has to avert her eyes. Some things are better left unsaid (and you don't have to say it for the INFJ to hear it).
Best abdominal core workouts by Darebee & NeilaRay for stronger abs, allowing you to implement much more variety than your traditional sit-up. Boxer abs aren't only a great way to mix up your workout, but is the best way to build up those abs!