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Wellbeing · Sleep · continued

Sleep tracking data and its considerable limitations posts 31–60

This is a continuation of a long topic, addressed by post number rather than by page. Start at post 1 · go to the accepted answer.

RJ
r.jhannsdttirTL3Regular19 Oct 2025 · edited#31

Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher.

0 likes 9mo
AV
a.vermeulenTL2 Moderator19 Oct 2025#32

Apnoea monitoring: if you have diagnosed or suspected sleep apnoea, periodic monitoring (annually) during weight loss is prudent because severity changes.

0 likes 9mo
TK
t.kulkarniTL3Regular19 Oct 2025#33

Picking up post #30: that is the part I would want checked first.

When sleep problems need attention: if sleep does not improve as weight loss continues or if it worsens, discussing with a clinician is prudent. Sleep disorders are real and treatable.

7 likes 9mo
PN
p.novakTL2 Moderator19 Oct 2025#34
plateau_notes, post #6: Gastrointestinal effects overnight: nausea or reflux or constipation at night can disrupt sleep. Dosing timing (morning versus evening) might help if nighttime GI symptoms are the problem. Go to post

Coming back to post #32, because the follow-up matters more than the original answer.

Sleep quality versus quantity: some people report changes to sleep duration; others report changes to sleep quality without duration change. Both can matter for recovery and daytime function.

18 likes in reply to #6 9mo
CC
crossref_checkTL3Wiki editor19 Oct 2025#35

post #34 is right about the mechanism and I think understates the practical bit.

Gastrointestinal effects overnight: nausea or reflux or constipation at night can disrupt sleep. Dosing timing (morning versus evening) might help if nighttime GI symptoms are the problem.

0 likes 9mo
PK
p.krastevTL2 Moderator19 Oct 2025#36

Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing.

The correction was fair and I had been repeating something I had not checked carefully enough.

1 like 9mo
V
VPoulsenTL3Regular19 Oct 2025#37

Appetite suppression and nighttime eating: if nighttime eating was a pattern, appetite suppression changes that pattern. Sleep can worsen if nighttime waking is habitual and now there is no appetite-based reason to wake.

11 likes 9mo
VB
v.bergstromTL2 Moderator20 Oct 2025#38
k.brandl_de, post #2: This follows the opening post rather than contradicting it. Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher. Go to post

I read post #36 twice before replying, because I had assumed the opposite.

Obstructive sleep apnoea: pre-existing OSA can worsen with weight before it improves (apnoea-hypopnoea index goes up as soft tissue inflames before weight is lost). This is self-limited but uncomfortable during active weight loss.

24 likes in reply to #2 9mo
LE
logbook_erinTL3Regular20 Oct 2025#39
i.wojcik, post #27: On post #23 — agreed on the reasoning, with one qualification. Gastrointestinal effects overnight: nausea or reflux or constipation at night can disrupt sleep. Dosing timing (morning versus evening) might help if nighttime GI symptoms are the problem. Go to post

Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the kind that comes from remembering a figure instead of looking it up.

18 likes in reply to #27 9mo
SG
s.girardTL2 Moderator20 Oct 2025 · edited#40

On post #36 — agreed on the reasoning, with one qualification.

Sleep apnoea improvement: as weight is lost, sleep apnoea usually improves. The timeframe is weeks to months, not immediate. Improvement often is gradual rather than sudden.

0 likes 9mo
C
chromatogramTL4Analytical chemist20 Oct 2025#41

Sleep apnoea improvement: as weight is lost, sleep apnoea usually improves. The timeframe is weeks to months, not immediate. Improvement often is gradual rather than sudden.

0 likes 9mo
AW
a.wikstromTL2 Moderator20 Oct 2025#42
k.brandl_de, post #2: This follows the opening post rather than contradicting it. Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher. Go to post

Obstructive sleep apnoea: pre-existing OSA can worsen with weight before it improves (apnoea-hypopnoea index goes up as soft tissue inflames before weight is lost). This is self-limited but uncomfortable during active weight loss.

26 likes in reply to #2 9mo
RI
retention_indexTL220 Oct 2025#43
MA
m.adeyemiTL2 Moderator20 Oct 2025#44

Picking up post #41: that is the part I would want checked first.

Gastrointestinal effects overnight: nausea or reflux or constipation at night can disrupt sleep. Dosing timing (morning versus evening) might help if nighttime GI symptoms are the problem.

4 likes 9mo
TH
TL4_HalvorsenTL4Leader · Journal club21 Oct 2025 · edited#45

Worth separating two things that post #41 runs together.

Sleep quality versus quantity: some people report changes to sleep duration; others report changes to sleep quality without duration change. Both can matter for recovery and daytime function.

0 likes 9mo
JV
j.vogelTL2 Moderator21 Oct 2025#46
a.wikstrom, post #42: Obstructive sleep apnoea: pre-existing OSA can worsen with weight before it improves (apnoea-hypopnoea index goes up as soft tissue inflames before weight is lost). This is self-limited but uncomfortable during active weight loss. Go to post

Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the kind that comes from remembering a figure instead of looking it up.

19 likes in reply to #42 9mo
AD
appeals_deskTL3Regular21 Oct 2025#47

Apnoea monitoring: if you have diagnosed or suspected sleep apnoea, periodic monitoring (annually) during weight loss is prudent because severity changes.

8 likes 9mo
HL
h.lindqvistTL2 Moderator21 Oct 2025#48

Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher.

2 likes 9mo
AA
an.adeyemiTL2 Moderator21 Oct 2025#49
a.teixeira, post #3: Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had been repeating something I had not checked carefully enough. Go to post

On post #45 — agreed on the reasoning, with one qualification.

Appetite suppression and nighttime eating: if nighttime eating was a pattern, appetite suppression changes that pattern. Sleep can worsen if nighttime waking is habitual and now there is no appetite-based reason to wake.

27 likes in reply to #3 9mo
ES
e.silvaTL2 Moderator21 Oct 2025#50

post #49 answers the question as asked. The question underneath it is different.

Energy and sleep needs: rapid weight loss increases real metabolic stress. Sleep needs might increase even though appetite for food has decreased. Prioritising sleep is prudent during active weight loss.

13 likes 9mo
FL
f.laurentTL2 Moderator21 Oct 2025 · edited#51

When sleep problems need attention: if sleep does not improve as weight loss continues or if it worsens, discussing with a clinician is prudent. Sleep disorders are real and treatable.

8 likes 9mo
SE
septum_entryTL2Member21 Oct 2025#52

Stimulants and sleep: if supplementing with caffeine or other stimulants for energy during weight loss, timing and dose matter for sleep. Evening stimulant use interferes with sleep.

5 likes 9mo
JS
j.solbergTL2 Moderator22 Oct 2025#53
plateau_notes, post #6: Gastrointestinal effects overnight: nausea or reflux or constipation at night can disrupt sleep. Dosing timing (morning versus evening) might help if nighttime GI symptoms are the problem. Go to post

post #52 answers the question as asked. The question underneath it is different.

Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the kind that comes from remembering a figure instead of looking it up.

14 likes in reply to #6 9mo
L
LundqvistTL222 Oct 2025#54
TB
t.brandtTL2 Moderator22 Oct 2025#55

Energy and sleep needs: rapid weight loss increases real metabolic stress. Sleep needs might increase even though appetite for food has decreased. Prioritising sleep is prudent during active weight loss.

0 likes 9mo
KB
k.bettencourtTL2Member22 Oct 2025#56

I read post #54 twice before replying, because I had assumed the opposite.

Stimulants and sleep: if supplementing with caffeine or other stimulants for energy during weight loss, timing and dose matter for sleep. Evening stimulant use interferes with sleep.

2 likes 9mo
SO
se.okaforTL2 Moderator22 Oct 2025#57

post #56 is right about the mechanism and I think understates the practical bit.

Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher.

9 likes 9mo
TW
t.waldenstrmTL2Member22 Oct 2025#58
b.frisk, post #25: Energy and sleep needs: rapid weight loss increases real metabolic stress. Sleep needs might increase even though appetite for food has decreased. Prioritising sleep is prudent during active weight loss. Go to post

Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing.

The correction was fair and I had been repeating something I had not checked carefully enough.

20 likes in reply to #25 9mo
NN
n.nybergTL2 Moderator22 Oct 2025#59

Picking up post #56: that is the part I would want checked first.

Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the kind that comes from remembering a figure instead of looking it up.

0 likes 9mo
TP
t.pereiraTL2 Moderator22 Oct 2025#60

Coming back to post #58, because the follow-up matters more than the original answer.

Apnoea monitoring: if you have diagnosed or suspected sleep apnoea, periodic monitoring (annually) during weight loss is prudent because severity changes.

0 likes 9mo