Exercising and eating properly will build your physical and mental strength to endure the stressful situation.
If you're paralyzing your face in your 20s and 30s you're not exercising the muscles that give it strength. My feeling is laugh cry move your face.
So many older people they just sit around all day long and they don't get any exercise. Their muscles atrophy and they lose their strength their energy and vitality by inactivity.
One killer exercise that's really great is pull-ups with your legs out level. That's my favourite. It's such functional core strength and that's why I can climb up trees and down vines.
I exercise every morning. I do light weights - 5lb and 10lb arm exercises - and then lie and lift my arms and legs. It's all about keeping core strength. I do a lot of stretching too.
Dispositions of the mind like limbs of the body acquire strength by exercise.
Exercise and temperance can preserve something of our early strength even in old age.
Reflection increases the vigor of the mind as exercise does the strength of the body.
Moderate exercise every day will impart strength to the muscles which without exercise become flabby and enfeebled.
Stress such as you experience in exercise is what creates builds focus strength and the capability for expanded expression; and the same is true for any kind of performance.