IN: What happens next?

A person is riding a bike over a trail. They go over several jumps on the trail. a man

OUT: takes a drink out of a can while sitting on his bike.

IN: What happens next?

How to detect symptoms of avascular necrosis 
Know that stabbing, shooting pain is the only major symptom. 
As the bone or joint is breaking down, it will manifest as sharp pains that are often described as stabbing, shooting, tearing or piercing. If you have avn in your hip, this pain will be more focused in the groin, thigh and buttocks.

OUT: It is easy to detect the symptoms of having avn as it has only one: pain. Unfortunately, avn is painless at first, so if you experience pain, it means that avn is getting worse.

IN: What happens next?

How to avoid flight delays 
Book nonstop flights whenever you can. 
If your flight makes a stop, or you need to rely on a connecting flight to get to your destination, there is a greater chance for a delay. 
Pay attention to weather.

OUT:
If a connecting flight cannot be avoided, make sure you are not connecting in the midwest during winter, or in the gulf region during hurricane season. Fly in the middle of the week.