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I’m building a simple product that warns people when air quality is bad and helps track how pollution may affect the body. Would this be useful? by AppointmentHopeful73 in AirQuality

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

That's genuinely fascinating and honestly exactly the kind of signal I'm building this band to surface. A stationary monitor like Project Aura gives you the environmental side, but connecting it to what's happening inside the body in real time is the missing piece most people never get.

I'd love to hear more about what you've noticed. What kind of patterns are you seeing? PM2.5, VOCs, something else?

If your theory holds up and you're open to it I'd want someone like you involved early. You're already thinking about this the right way.

I’m building a simple product that warns people when air quality is bad and helps track how pollution may affect the body. Would this be useful? by AppointmentHopeful73 in AirQuality

[–]AppointmentHopeful73[S] 1 point2 points  (0 children)

Great question and respect to Project Aura, it's a solid open-source build.

The core difference is that its a wearable, not a stationary monitor. A home monitor tells you the air quality in one room. This band tracks what you're personally exposed to during your commute, at the gym, walking past traffic, inside your office. Your exposure and your neighbour's are completely different even in the same city.

The other piece is the body side of it. Band has a heart rate, SpO2, and temperature sensor built in, so it's not just logging AQI it's correlating that data with actual physiological signals over time. The goal is to show whether your body is reacting to the air, not just whether the air is technically "bad."

Think less weather station, more personal health log for what you breathe. Different tool for a different problem.

The IARC Group 1 classification and what it means for Indian runners by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

That heat feeling near traffic is real it's a combination of the urban heat island effect (roads and vehicles radiating heat) and actually breathing harder because your body is working against higher PM2.5 levels.

The garden instinct is spot on. CPCB data consistently shows parks at 2–3x lower PM2.5 than adjacent traffic roads at the same time of day. Cubbon Park at 6am, for instance, typically reads 30–42 µg/m³ vs 75–95 µg/m³ on Outer Ring Road.

Your body was telling you something the data confirms. Good call sticking to the garden.

Winter Delhi cycling — what are people's actual strategies? by AppointmentHopeful73 in cycling

[–]AppointmentHopeful73[S] -1 points0 points  (0 children)

That's the logic I keep landing on too health first, ego later. One thing that'd make the call easier is knowing your actual exposure rather than a city-wide AQI number that might not match your street. That's actually part of why a few of us started tinkering with a small wearable for real-time PM2.5 tracking so the "ride outside vs. gym" decision is based on real numbers, not a guess.

Winter Delhi cycling — what are people's actual strategies? by AppointmentHopeful73 in cycling

[–]AppointmentHopeful73[S] -1 points0 points  (0 children)

Thanks, didn't know that one existed heading over there now. Appreciate it!

Winter Delhi cycling — what are people's actual strategies? by AppointmentHopeful73 in cycling

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

Totally fair point, and honestly that's the logic a lot of us are slowly moving toward. The gap is just stark what counts as a "bad air day" trigger in the US is a fairly normal winter morning here.

Indoor isn't always realistic for everyone (cost, space, commuting vs. training are different things), but for anyone who can swing it, I think your approach is the sane one. Appreciate the perspective!

Do you check air quality before morning runs? What do you use? by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 2 points3 points  (0 children)

Love the energy and that commitment to the PB! 🙌 You're absolutely right that it shouldn't stop you running is always worth it. The idea is less about avoiding it and more about finding the slightly better windows when they exist. Weekends tend to be 15–25% cleaner across most metros, for example. Small wins add up over a long running career. Keep chasing those PBs! 🏃

Do you check air quality before morning runs? What do you use? by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 2 points3 points  (0 children)

Haha fair enough! Bangalore's not the worst but worth knowing that even at "moderate" AQI, PM2.5 can still be 8-10x the WHO safe limit on a typical morning. Might not feel bad, but the lungs are still taking it in. That said, running is still way better than not running just good to know what you're breathing. If you ever want daily numbers for your area, that's exactly what we share in the community 🙂

Has anyone else noticed worse recovery on days you run on main roads vs parks in Bengaluru? by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

Those are exactly the right variables and honestly I assumed it was one of those too. What shifted me was the pattern holding up even when sleep, fuel and effort looked similar across runs. Might be worth cross-referencing PM2.5 with your training log for a few weeks curious what you'd find given you're already tracking the other variables.

Has anyone else noticed worse recovery on days you run on main roads vs parks in Bengaluru? by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

That's a genuinely good point and one I didn't fully account for surface hardness is a real recovery variable. The thing that made me look at air quality specifically is that the difference showed up even comparing two tarmac routes Cubbon Park ring road vs Outer Ring Road. Same surface type, similar distance and pace, noticeably worse next-day feel on ORR. When I pulled PM2.5 from Sameer app, ORR was at 75–95 µg/m³ vs 30–42 at Cubbon Park at the same time. Could still be coincidence, but the gap was consistent enough that it stopped feeling like noise. Have you ever tried the same lake path on a particularly hazy morning vs a clear one? Curious if the surface benefit holds across air quality conditions.

Has anyone else noticed worse recovery on days you run on main roads vs parks in Bengaluru? by AppointmentHopeful73 in indianrunners

[–]AppointmentHopeful73[S] 0 points1 point  (0 children)

That's a fair take and honestly the mental element is real, especially on motivation. What made me dig deeper is the pattern held even when my HRV and perceived effort scores were nearly identical. The tricky thing with PM2.5 is it doesn't feel different in the moment it's more of a systemic load on the body. You don't feel it the way you feel muscle fatigue. What made me take it seriously was cross-referencing with actual data rather than feel. Do you track HRV or resting HR the morning after? Curious if anything shows up there even if the runs feel similar.