Everyday Health Tips

Your daily dose of wellness

Somebody in the pharmacy line coughed twice on Saturday, a wet, rattling cough, and you moved your basket to the other arm. Now the sound is everywhere. The man at the next desk. Your sister on the phone last night, her voice gone scratchy. On the kitchen counter sits a tube of fizzy orange tablets you grabbed by the register. You dropped one into a glass around midnight, after the second episode. You are not sure it does anything. It feels like doing something.

Worth a look

Ten o'clock is the hour to win back this month

Longer evenings have a way of stretching bedtime without asking. Whatever slips at the front of the night comes off the total, and so does every long stretch lying awake in the middle of it. The letter below shows why that total is the number worth guarding in October. One small habit worth knowing about: a few drops of a red tart cherry blend under the tongue as the lamp goes off. It pairs a sliver of melatonin, under one milligram, with L-theanine, magnesium glycinate and lemon balm, and its whole job is the night itself: drifting off a little sooner and staying down once you do. You get sixty days to see whether it earns a spot on the nightstand.

Why tart cherry, and why under the tongue

What's happening

Wanting to do something was exactly the right instinct.

It is where you look for that something that matters. Your best defense this season works with the lights off. A team in Pittsburgh asked 164 healthy adults to wear a small motion sensor on the wrist for a week. That's the kind of band that records the hours you actually slept, which rarely match the ones you would guess.

Then each volunteer got nose drops carrying a common cold bug and spent five days under watch in a hotel room. Read that again. They handed people the cold on purpose. Those averaging under six hours a night were 4.2 times likelier to come down with a real cold than those sleeping over seven. Stress, age and smoking did not explain it away.

That's the part most people miss. How often people woke up during the night did not predict who caught it. The total hours did. If your nights break at two and four, as they so often do in the hormone years, take heart. The count that mattered can still grow at the front of the night.

Whatever is in the glass, the heavier work happens on the pillow. Your defenses do much of their job while you sleep, and that job needs the whole night to finish.

Why would hours matter so much? In the first deep stretch of sleep, stress hormones sink to their lowest point of the day. Your immune system uses that quiet for a kind of filing. It sorts what it met today and practices recognizing it next time. Cut the night short, and the filing gets rushed.

The same pattern showed up with a vaccine. In another Pittsburgh study, 125 adults aged 40 to 60 got a standard three-shot series. Those sleeping under six hours were 11.5 times likelier to finish it without solid protection. Here is how it adds up.

The pulse: sleep hours & cold season

4.2x How much likelier a cold was after the same nose drops when people averaged under six hours, versus over seven	6 hrs The line in that study: below about six hours a night the odds climbed, and above it the extra odds fell away
1 in 3 US adults who say they sleep less than seven hours on a typical night, in a national CDC survey	7 nights The stretch of ordinary nights, tracked on the wrist before the drops, that sorted who caught the cold

Sources: Prather et al., Sleep (2015); Prather et al., Sleep (2012); Liu et al., CDC Morbidity and Mortality Weekly Report (2016); Spiegel et al., Current Biology (2023)

What matters most

In the Pittsburgh study, adults who averaged under six hours a night were about four times likelier to catch a cold from the same nose drops.
Total hours predicted who came down with it, and waking up during the night did not. An earlier lights-out still counts, even when your nights break.
In 125 midlife adults given a three-shot vaccine series, under six hours a night went with far weaker protection than seven or more.
A 2023 review of seven such studies found the link clearest in men. Results in women varied more, and none of the studies tracked menopause.

What you can do today

Simplest of all: tonight, switch off the lamp thirty minutes earlier than you did last night. Set a phone reminder for 9:45 that says one word: lamp.
Keep a sticky note on the nightstand this week. Jot down lights-out and wake-up for five nights. If the average sits under six hours, that is the number to move first.
If a flu shot is on your calendar this month, count the nights around it as part of the appointment. Protect a full night before it and the two nights after.
Save the second episode for Friday. On work nights, start winding down by 9:30: dishes done, lamps low, and the phone parked on the kitchen counter instead of beside your pillow.

Why this matters

This is the month the sniffles move in. Offices, classrooms and pharmacy lines pass it around, and the long nights tempt you into one more show. About one in three US adults already sleeps under seven hours on a typical night.

Rest has been handed to you as a reward. You earn it after the dishes, the email and the call to your mother. A woman who runs on five hours gets called strong, and the one in bed by ten gets teased. That story quietly moved sleep to the bottom of your list, below the things it protects. The Pittsburgh data turn it upside down. The hours you have been apologizing for are part of how your body stays on its feet.

So if your nights have been short, hear this plainly. You have not been careless with your health, and you are not weak for being tired. Midlife sleep gets squeezed by hot flashes, early waking and a long list of people who need you. The hours are still worth fighting for, and the front of the night is where they are easiest to win.

Our take

Some honesty first. These are small studies of healthy volunteers. The 2023 review found the link strongest in men, and its authors noted that women's hormone levels were never measured. Sleep is one layer of defense. Washing your hands, a sick day when you need one, and your doctor's advice all stay on the list.

Still, the research keeps pointing the same way. You already know how this one goes: around here, the night keeps coming up. This time it guards your whole season, and it costs nothing but an earlier click of the lamp.

Picture a small night crew that clocks in when the lamp goes off. They sort what your body met today and practice for tomorrow, and they need the full shift. Tonight at ten, switch off the lamp and let them start early. The fizzy tablets can wait in their tube.

What time did your lamp actually go off last night, and what kept it on? Hit reply.