16 to 25...................twice daily
25 to 35...................thrice weekly
35 to 45...................try weekly
45 to 55....................try weakly
55 to 65....................try oysters
65 to 75.....................try anything
75 and beyond......try to remember
25 to 35...................thrice weekly
35 to 45...................try weekly
45 to 55....................try weakly
55 to 65....................try oysters
65 to 75.....................try anything
75 and beyond......try to remember