logo
episode-header-image
Jan 2025
27m 44s

Is my smartwatch good for my health?

Bbc World Service
About this episode
tail spinning
Up next
Aug 21
Why am I warm blooded?
CrowdScience listener Matt wants to know why he's warm blooded. He started thinking about this when he was watching some ants during the recent heatwave in Europe and wondered why their blood didn't boil. What are the pros and cons of being warm-blooded like us or cold-blooded re ... Show More
26m 28s
Aug 14
Why can't I concentrate?
Why is it hard to concentrate, and why does it feel like such hard work? The CrowdScience inbox is full of questions like that, so for this show we’re concentrating on concentration and focusing on how we focus. We’ll be answering questions about the extra energy the brain uses w ... Show More
26m 29s
Aug 7
Why is TB still killing people?
Tuberculosis kills more than a million people every year. It’s the world’s leading cause of death from a single infectious agent. This is despite the fact that we've had a cure for TB since the 1940s and a vaccine that’s over 100 years old. So why is TB still causing so many peop ... Show More
26m 29s
Recommended Episodes
Aug 2025
How reliable is your smart watch data?
Many of us have smart watches on our wrists, but just how reliable is the data they give us? A new study calls into question the accuracy of the information relating to stress. All to discuss with Newstalk's Tech Correspondent, Jess Kelly. 
3m 39s
Nov 2025
Can Your Smart Watch Actually Help You Live Longer?
We've come a long way in integrating technology into our daily lives, but could wearable tech actually help you live longer? From detecting heartbeat irregularities to flagging signs of hypertension and hearing loss, devices like the Apple Watch are becoming unexpected players in ... Show More
28m 16s
Oct 2025
HRV vs. VO2 max vs. ECG: Which wearable metric ACTUALLY matters? | Prof. Malcolm Findlay
Is your smartwatch just a fun gadget, or a serious medical device?  In this episode, Jonathan Wolf is joined by Dr. Malcolm Findlay, a leading consultant cardiologist, to explore the powerful health data available on your wrist. They decode the most misunderstood metric, Heart R ... Show More
47m 29s
Nov 2023
Keep on the Right Track with Sleep Trackers
Wearable devices are all the rage when it comes to tracking our sleep, but how effective are they? And what does the data really say about us? Dr. Aric Prather dives in. Learn more about your ad choices. Visit megaphone.fm/adchoices 
5m 56s
Jun 2025
What Your Sweat Could Reveal About Your Health
Every day, thousands of people use fitness trackers and glucose monitors to better understand their health. The next wave of personal health tech might just focus on something we usually overlook: sweat. Dr. Sanjay Gupta sits down with Professor John Rogers, Director of Northwest ... Show More
22m 20s
Sep 2023
2292: How Accurate are Fitness Trackers at Tracking Calories Burned? Are Smartwatches Worth It?
Ask Dr. Neal answers your question about health, nutrition, diet, fitness, and more here: http://OLDPodcast.com/ask or call: 614-568-3643 Episode 2292: How Accurate are Fitness Trackers at Tracking Calories Burned? Are Smartwatches Worth It? Visit Me Online at OLDPodcast.com Inte ... Show More
8m 46s
Mar 2024
Big Fish Extra Catch: Fitness trackers: Are they worth it?
Is a fitness tracker essential for training? What does the data tell us and how can it be optimised? In this episode with Shaun Stafford, we talk you through how you can best use your tracker and whether they're worth the money. 
27m 11s
Oct 2023
S10 Ask Dr Hazel: Can fitness trackers cause health anxiety?
This weeks listener question is : “I understand that fitness tracking technology can really help to understand what's going on in our bodies, giving us better awareness so that we can take action. However, can tracking take its toll?”If you would like to submit a question to the ... Show More
5m 33s
Jul 2020
011: Is Your Fitness Tracker Helping or Hurting?
In today’s episode, Dylan talks about fitness trackers and how to determine if your relationship with your fitness tracker is helpful or harmful. She provides insight into some research around fitness trackers and how to assess if your fitness tracker has become an obsession. And ... Show More
19m 14s