Usually, the problem in those who are getting older is memory problems. Many people have problems with their memory even when they are young. This certainly makes them do a variety of ways, one of which is to consume supplements. You can get supplements with various benefits at www.amazon.com/Nitric-Oxide-Supplement-Concentration-Comprehensive/dp/B00DXOIKM0.
If you do not want to get your memories worsening in the old days, then some of these things you can do.
1. Focus. You will not be able to remember things well if you never learn them, and you will not be able to learn something well if you do not focus. Only 8 seconds of time is required to process a new information and plug it into your memory if you are able to concentrate fully.
2. Write. It will be easier for you to remember something in the long run if you write it. Writing new information can improve memory rather than just listen without doing anything. Make sure you write appointments/names and phone numbers/shopping lists in journals or small notes.