Down 18 lbs, scale stuck 16 days, waist still shrinking?

2026-08-29 13301 views 76 posts

I'm 12 weeks in, down from 214 to 196. For the last 16 days my scale has sat between 196.0 and 196.8. Same food, about 1800 cal, lifting 3x week, steps 7k-9k. Waist is down another half inch though, and my fasting glucose went from 104 to 96. Resting HR 72 to 64.

I'm not panicking, just curious: is this the classic whoosh setup, or am I actually maintaining at this intake? Anyone tracked a long flat stretch while measurements kept moving? What broke yours?

Waist down and glucose down is a better trend than scale.

Waist down is the tell. I had a 19-day flat at 205, then dropped 2.8 lbs after a high-sodium weekend. Water shifts are weird.

Not necessarily. If you'd been dieting hard, a refeed can release water retention. I saw it after a big pasta dinner, down 3 lbs by Tuesday.

The 16 days at basically one number is what gets me. Have you compared weekly averages or daily?

Weekly averages saved my sanity. Daily weigh-ins are noise unless you're tracking a full menstrual cycle too.

Fasting glucose 104 to 96 is a big shift. Are you eating the same carbs or just same calories?

Edited by paul_84 on 2026-08-30 11:59

Same calories here, different carbs. I moved rice to dinner and morning glucose dropped 8 points, scale didn't care.

I'd bet the lifting is masking fat loss. Muscle glycogen and repair water can hold several pounds.

That was my experience too. Scale flat for 3 weeks, then pants got loose before scale moved.

Honestly, I had almost the same numbers at 5 ft 7, 218 to 199 over 14 weeks, then 18 days at 199. Waist dropped 1.25 inches in that flat stretch, which was the only thing moving.

What finally moved the scale was not a big change, just tightening my logging on weekends and adding one 45-minute walk. I don't think you're maintaining, because glucose and resting HR don't usually improve like that if nothing i shappening.

I kept the weekly averages and compared a full 28-day trend before changing anything.

16 days is barely a stall. My last flat stretch was 19 days, then dropped 2.4 lbs after a random high-step Saturday.

Waist down another half inch is the real win. Scale sat still for me 3 weeks while I lost a belt notch.

Sleep is my hidden variable. 5-hour nights flatlined me for 12 days; 8-hour nights gave a 2 lb drop.

Twelve weeks, 1800 cal, lifting 3x: I wouldn’t call that maintenance yet. At 7k-9k steps you’re probably still in a deficit; 16 days can just be water/glycogen masking fat loss.

My last plateau went 21 days, waist down 1.25 inches, then scale dropped 3.1 lbs in 48 hours. I’d keep intake steady another two weeks, maybe check weekend sodium/alcohol, and trust the tape.

My scale used to sit flat Sunday through Thursday and whoosh Friday/Saturday. I finally tracked it: my weekend was 600-800 extra calories and a bottle of wine, which erased a 350/day deficit.

Once I kept Saturday normal-ish, an 18-day flat broke and dropped 4 lbs in 8 days. Not saying that's you, but weekends are sneaky.

The trap for me was 'same food' drift. I was adamant I ate 1800, then logged five straight days with a scale and found 1950-2050—olive oil, a handful of nuts, creamer, bites off my kid's plate.

I didn't slash anything dramatic, just measured oil and actually counted the nuts. Ten days later I was down 3 lbs after a 19-day flat. The weird part? My waist had already dropped 0.75 inch during the stall, so I think I was losing fat but the scale was masked by water and food volume.

Tracking tighter didn't create a bigger deficit, it just made the one I thought I had real.

22-day fat-loss plateau broke the day after a rest week, not a diet tweak — sleep and a deload did it, not the food.

Clothes don't lie. My scale sat still three weeks while jeans went from tight 34 to loose 34.

I lost 3 weeks to a plateau because I didn't realize my weekend sodium was wrecking my Monday weigh-ins. Same 1800 weekdays, but Saturday sushi and Sunday brunch had me holding water till Wednesday. Weighing daily and averaging weekly showed it clearly. Any chance your Friday-to-Monday pattern is doing that?