Nobody ever recovers to 100%. They may recover to their normal level but will always have a weakness for over-stimulation and fatigue. By moderating stress, the over-stimulation and fatigue can be managed.
Even without a concussion, your brain is starting to deteriorate as you go through middle age. You can help with attitude and personality issues by getting a thorough hormone analysis. Very carefully targeted bio-identical hormones can help you perform at your best. A good referral link is available at
https://www.womensinternational.com/..._referral.html You will be pleasantly surprised at how hormonal imbalances that can make life difficult can be fixed with targeted HRT. The injured brain is especially prone to hormone imbalances.