Houses of healing to offer some sort of health improvement for older chars to somewhat balance with increased wounding which leads to unplayability of chars in their best years.
Healing to work as training in academy, but to be much more expensive. To add to balance, older chars should have healing limit, i.e. each age to have health maximum, the older the char, the lower health maximum attainable.
Older chars would still be unhealthy relatively to younger ones, but nobles would have some feeling that they are able to influence it.
