Health

The cardio-training push for women goes back to the 60s—has the focus been off all along?

For decades, nutrition advice has emphasized fruits, vegetables, and fiber. But what if some of those long-held beliefs are wrong? On Vital Signs, physician Dr. Anthony Chaffee responds to common criticisms of the carnivore diet – from kidney stones to gout – and explains why he believes meat-based diets may reduce inflammation and improve health. The conversation raises a bigger question: are modern health problems caused by what we eat, or by what we’ve added to our food?

Depression has long been framed as a chemical imbalance – a simple matter of serotonin too low, mood too low. But the rabbit hole goes much deeper. It goes without saying that mental health, like other dimensions of the body – the gut, metabolism, and immunity, can suffer illness, said internal medicine physician Dr. Austin Perlmutter.

What if weight loss isn’t about calories? Dr. Jason Fung explains how insulin and ultra-processed foods may drive hunger.

Weight loss isn’t about calories, says Dr. Jason Fung—it’s about mastering hunger and the hormones behind it.

Protecting the brain may start with protecting its energy supply. While the use of hunger-cutting drugs, like Ozempic, for weight loss soars, scientists are probing their potential to stave off brain diseases, like Parkinson’s and Alzheimer’s.

Best-selling author and nutritionist Nick Zanetti says diet plays a key role in maintaining youthful skin.

What if there’s more to cancer treatment than ‘attacking the tumor?’ On “Vital Signs,” herbalist and certified nutritionist Donny Yance lays out a very different way of thinking about cancer — one that steps away from ‘war against tumors’ language to look at the whole person instead.

See how you can carve out breathing room both financially and emotionally.

For Today's health segment, we have “Vital Signs’” Brendon Fallon with insights from two doctors into whether coffee is ultimately good for our health.

After surviving a severe autoimmune illness, Dr. Douglas Spiel focused not on performance, but on restoring his body’s ability to recover.

If you have underlying medical conditions, experts advise avoiding exertion in cold weather.

“Vital Signs” Brendon Fallon and entrepreneur Mark Hutchison now talk about how to boost health and performance. They include the example of how a leading American neurosurgeon put his life back on track.

After a personal collapse that ended his surgical career, neurosurgeon Dr. Joseph Maroon rebuilt his life through endurance sports—and now, at 84, is pursuing a potential breakthrough in Parkinson’s disease by restoring the brain’s master antioxidant.

A functional nutritionist and certified health coach shares the most important takeaway about making resolutions stick this year.

A runner is embarking on the challenge of running 7 marathons in 7 days on 7 continents.

Burnout may look like exhaustion, but as James Gordon suggests, it often signals a deeper rupture—where purpose, pressure, and unresolved trauma quietly collide.

What if the rise in ADHD isn’t just about diagnosis – but about what kids are eating every day? In this Vital Signs interview, Harvard-trained psychiatrist Dr. Uma Naidoo points to a growing concern: ultra-processed foods, added sugars, and nutrient-poor diets may be quietly affecting how children think and behave.

Everyday symptoms like skin rashes, joint pain, and fatigue may seem unrelated—but according to Dr. Jeffrey Bland, they could all trace back to one powerful root: the gut.

NTD spoke with a VIP fitness trainer about how somatic fitness works, and about practical exercises, especially for those over 50.

The cardio-training push for women goes back to the 60s—has the focus been off all along?

For decades, nutrition advice has emphasized fruits, vegetables, and fiber. But what if some of those long-held beliefs are wrong? On Vital Signs, physician Dr. Anthony Chaffee responds to common criticisms of the carnivore diet – from kidney stones to gout – and explains why he believes meat-based diets may reduce inflammation and improve health. The conversation raises a bigger question: are modern health problems caused by what we eat, or by what we’ve added to our food?

Depression has long been framed as a chemical imbalance – a simple matter of serotonin too low, mood too low. But the rabbit hole goes much deeper. It goes without saying that mental health, like other dimensions of the body – the gut, metabolism, and immunity, can suffer illness, said internal medicine physician Dr. Austin Perlmutter.

What if weight loss isn’t about calories? Dr. Jason Fung explains how insulin and ultra-processed foods may drive hunger.

Weight loss isn’t about calories, says Dr. Jason Fung—it’s about mastering hunger and the hormones behind it.

Protecting the brain may start with protecting its energy supply. While the use of hunger-cutting drugs, like Ozempic, for weight loss soars, scientists are probing their potential to stave off brain diseases, like Parkinson’s and Alzheimer’s.

Best-selling author and nutritionist Nick Zanetti says diet plays a key role in maintaining youthful skin.

What if there’s more to cancer treatment than ‘attacking the tumor?’ On “Vital Signs,” herbalist and certified nutritionist Donny Yance lays out a very different way of thinking about cancer — one that steps away from ‘war against tumors’ language to look at the whole person instead.

See how you can carve out breathing room both financially and emotionally.

For Today's health segment, we have “Vital Signs’” Brendon Fallon with insights from two doctors into whether coffee is ultimately good for our health.

After surviving a severe autoimmune illness, Dr. Douglas Spiel focused not on performance, but on restoring his body’s ability to recover.

If you have underlying medical conditions, experts advise avoiding exertion in cold weather.

“Vital Signs” Brendon Fallon and entrepreneur Mark Hutchison now talk about how to boost health and performance. They include the example of how a leading American neurosurgeon put his life back on track.

After a personal collapse that ended his surgical career, neurosurgeon Dr. Joseph Maroon rebuilt his life through endurance sports—and now, at 84, is pursuing a potential breakthrough in Parkinson’s disease by restoring the brain’s master antioxidant.

A functional nutritionist and certified health coach shares the most important takeaway about making resolutions stick this year.

A runner is embarking on the challenge of running 7 marathons in 7 days on 7 continents.