My weight maintenance mantra and regime
I've been doing this for over a year, or more.  Here's a few salient points   1. Build big muscles.  Build big muscles, such as the core.  The big muscles bur a lot of calories, and once you build them planking is great), you don;t have to do much to maintain strength, .   2. Stay away from sugar as much as you can. I can't say I have anywhere near a sugar-free diet but I am very careful with what I consume, reading nutritional labels very carefully.  It's there in my diet but it s not excessive.   3. Exercise.  Move around. Do a fee sets. I've given up on pure planking, but do push ups and hold to a count of 5.  2 sets of 12. Squats combined with overhead lift.  Just a little bit to keep the big muscles in tone.   4.  Keep cool.  Keep cool (the house), dress as minimally as you can.  You can tolerate cool and it builds metabolically-active brown fat (burns only 1/2 as much as muscle but 4x as much as white fat).   My weight has gone int...