Well which strength training exercise are you talking about there are alot them and I mean alot there are leg, arms, stomach, and brain.
For legs and arms there are running, swimming jumping jacks and ect
and for your braing there learnig helpers aka tutors and learning Rx
The answer is cosmetologists.
She can talk to a medical professional, do some research, or seek help/advice from someone who knows about her issue. Hope I helped!
With parental consent you can be any age. Without parental consent it is usually 18, in some places it’s 16. Note that it’s ultimately up to the piercer if they are comfortable piercing you at a young age.
Breathe normally during all his other exercises