I do believe that the exile was healing throughout the game, simply by having other around
him does not mean he borrows their force, but simply he can touch it without opening his "wound" too much.
If she follows the Jedi path then she heals, and that healing is amlost complete by the time she goes to Dantoine to meet
the masters.
In the case she is a Sith she will eventualy become like Nihulus. Feeding of the Force of others.