Most people think of an injury record as a list of places that hurt and how hard. Sleep belongs in that record too. After a fall, a collision or a bad step during play, the nights can change in ways that are easy to write off as a rough week. A few dated lines each morning turn that vague feeling into something an examiner can actually read.
Why the night matters
Daytime pain is often the number people remember, but it is only part of the picture. Many people find that an injury shows up most clearly when they lie down. You might wake each time you roll toward the injured side, or find that getting comfortable takes far longer than it did a month ago. Those details show how an injury is affecting your ordinary life, not just how it feels when you sit still in a chair.
What to write each morning
Keep the entry short, on paper or in your phone. Start with the date, then note four things:
When you went to bed and roughly when you got up.
How many times you woke, and what woke you, such as a sharp catch, a cramp, a limb that felt numb, or being unable to find a position that worked.
How you slept, including whether you needed a pillow under a knee, hip or arm, or slept sitting up.
How you felt on waking, in plain words such as stiff, achy, or about the same as yesterday.
Ten lines a week is enough to show a pattern. Write what you saw, not what you think it means.
Separating a bad night from a changing one
Everyone has a rough night now and then. What matters for your record is whether the same thing keeps happening, whether it is getting better, worse or staying put, and whether it started after the injury. Circle the lines that repeat. Note the first night the pattern appeared. If a symptom is new, write down what you were doing that day so the timeline stays clear.
Avoid guessing at causes in the log. A line like "woke at 3 a.m., left knee would not bend" is far more useful to an examiner than "probably the mattress." Let the examiner interpret the entries.
Signs that should not wait for the log
A sleep log is for tracking, not for deciding whether something is urgent. If nighttime symptoms include numbness or weakness that is spreading, a limb that no longer responds the way it should, loss of bladder or bowel control, or pain that wakes you and does not ease with position changes, do not wait for your next scheduled visit. Seek care promptly. Keep the log going while you are getting help, since it still counts.
How to use the log at your visit
Bring the pages, or read them aloud from your phone. Lead with the pattern rather than the worst night: how many nights in the last week, what woke you, and what changed over time. Mention any medicine you took before bed and the time you took it, since those dates belong in the record too. Ask the examiner which entries they want you to keep going and for how long.
Sleep changes are easy to lose in a busy week. Written down, they become a timeline. If you are in the St. Louis metro and deciding whether to get examined this week, a few honest lines from the last seven nights can make the first conversation shorter and more useful.