Fitness
Diet vs exercise: Which fitness approach is more effective for losing body fat and improving overall health | – The Times of India
Celebrity physiotherapist Jeff Cavaliere has emphasised the vital role of nutrition in achieving a lean, low body fat physique. Speaking on The Peter Attia Drive podcast, the 50-year-old fitness expert explained that reaching just 7 per cent body fat is largely determined by diet rather than exercise. Cavaliere pointed out that while workouts are important for overall health and muscle tone, the true driver of visible abs and fat loss is consistent, disciplined eating. He highlighted that taking “nutritional responsibility” and making mindful food choices throughout the day outweigh the benefits of even the most rigorous exercise routines. Foods like leafy greens, cruciferous vegetables, high-quality protein, and healthy fats are essential for controlling appetite, maintaining energy, and supporting sustainable fat loss.
Why nutrition matters more than exercise for a lean physique
Many people assume that exercise alone is the key to sculpting a well-defined body. Jeff Cavaliere challenges this notion, emphasising that nutrition, rather than workouts, largely determines how lean you appear.“When people admire my abs, the first question they ask is about my exercise routine. The truth is, it’s not the exercise that makes the difference. It’s more about what you choose to eat and staying away from unhealthy foods,” said Cavaliere, founder of Athlean-X and renowned strength and conditioning coach.He explained that while movement is important for overall health, achieving extremely low body fat levels relies heavily on dietary consistency.
What you eat determines your results more than the gym
Cavaliere, who previously served as the New York Mets’ strength and conditioning coach, urges individuals to take full responsibility for their nutrition. He points out that gym workouts, even five times a week, are only one aspect of physical transformation.“It’s what you do during the other 23 hours of the day that truly shapes your physique. Remaining consistent with your diet is far more important than simply hitting the gym,” he said. The emphasis, according to Cavaliere, should be on developing a routine of healthy eating habits and maintaining them without compromise. Nutritional responsibility, he explains, is the cornerstone of fat loss success.
Foods that promote fat loss
Cavaliere recommends specific food groups that can help accelerate fat loss while keeping you satisfied and nourished.
- Leafy greens for fullness and hydration
Leafy greens such as kale, spinach, and collard greens are rich in fibre, vitamins, and minerals. These vegetables not only support hydration but also contribute to prolonged feelings of fullness.Leafy greens contain plant compounds called thylakoids, which have been linked to appetite regulation and reduced snacking, making them ideal for anyone aiming to control calorie intake naturally.
- High-quality protein and healthy fats
Incorporating fish and other high-quality protein sources into your diet is crucial for controlling hunger and maintaining muscle mass. Healthy fats from foods like fish or avocado provide essential nutrients that support metabolism and long-term satiety.
- Cruciferous vegetables for fibre and low calories
Cruciferous vegetables, including broccoli, cauliflower, and cabbage, are low in calories but high in fibre. They help you feel full without consuming excess energy, making them a smart choice for fat-loss meals.
Exercise supports health, BUT diet determines fat loss
While regular exercise is undeniably important for cardiovascular health, muscle strength, and overall fitness, Cavaliere reiterates that it cannot replace the role of nutrition in fat loss. Body composition is largely a reflection of dietary habits rather than workout routines.“Exercise is crucial for health and longevity, but if your goal is single-digit body fat, the primary driver is your nutrition,” he explained.According to Cavaliere, the ultimate lesson is simple: focus on what you consume and remain consistent, and the results will follow naturally.Also Read | 5 early heart failure signs you might be ignoring, including nighttime cough: Here’s how to prevent before it’s too late
While exercise is known to improve memory, scientists have mostly studied this effect by using behavioral tests or brain imaging methods like MRIs, says Michelle Voss, PhD, one of the study’s authors, a professor, and the director of the Health, Brain, and Cognitive Lab at the University of Iowa in Iowa City.
But she says these approaches can’t precisely identify where “ripples” originate, particularly in the deep brain structures like the hippocampus, a part of the brain strongly connected to memory and learning, she says.
The current study, published in Brain Communications, recorded electrical activity directly, using surgically implanted (intracranial) electrodes. “This allowed us to observe how exercise changes the brain’s memory circuits in real time,” Dr. Voss says.
20-Minute Bursts of Exercise Increase Brain Ripples
The participants performed a 5-minute warm-up and then rode a stationary bike for 20 minutes at a pace they could maintain. Researchers recorded their brain activity before and after the biking session.
The electrodes showed an increased rate of so-called sharp-wave ripples from the hippocampus and connections with cortical regions of the brain, which are involved in learning and memory.
“Sharp-wave ripples have long been known from animal studies to play a central role in memory,” Voss says, adding that recent studies using intracranial recordings in humans also support the importance of ripples for human memory.
“Our findings are the first to show that exercise can modulate these ripple signals in the human brain,” she says.
Researchers also observed that larger increases in heart rate during exercise were associated with larger changes in ripple activity in cortical networks, Voss adds.
What’s Already Known About Exercise, Memory, and Learning
Exercise helps build connections between neurons, which deepens and strengthens brain networks, Franssen says.
Physical activity also improves metabolism, which improves insulin sensitivity, helping blood sugar regulation and giving the brain a “more stable and reliable supply of fuel,” Dr. Perlmutter says.
“This is critically important because the brain is an energy-intensive organ, consuming roughly 20 percent of the body’s energy despite representing only a small fraction of body weight,” he adds.
The Research Has Limitations
Voss says researchers were careful to “exclude signals that contained epileptic activity. However, of course, we can’t statistically control for the accumulated effects of having epilepsy on the brain.”
The exercise-brain ripple patterns observed in the current study also closely match those observed in healthy adults using noninvasive brain imaging, such as MRI, she added.
“That convergence across very different methods is one of the strongest indicators that the effects are not specific to epilepsy, but reflect a more general human brain response to exercise,” Voss said.
Researchers also didn’t directly test memory performance, Voss notes. “While hippocampal ripples are strongly linked to memory processing in decades of neuroscience research, the next step will be to measure how exercise-related changes in ripples relate to memory performance in the same individuals.”
Future studies should also compare exercise with other everyday activities, such as sitting quietly or light movement, to determine how specific these effects are to aerobic exercise at the intensity that was studied, she says.
Satisfy Your Brain’s Exercise Craving
It’s never too early or too late to start exercising for brain health, Franssen says.
People of any age, from grade-school children to people in their nineties, can benefit from increased physical activity, Perlmutter says. “My recommendation is to consider taking advantage of the connection between physical activity and brain health across the entire range of human aging.”
Any type of exercise is great, Franssen says, but especially “repetitive behaviors,” like swimming, jogging, and walking.
“Sometimes we let the hugeness of putting in a huge fitness routine get in our way,” she says. “Having a little exercise snack every so often is also very important to improving cognition.”
Increasing our level of physical fitness leads to a bigger release of brain-boosting proteins following one session of exercise, a new study led by a UCL researcher has found.
The study, published in Brain Research, took a group of inactive unfit participants through a 12-week training programme of cycling three times per week and made them fitter. Researchers found as their fitness increased, so did the amount of brain-derived neurotrophic factor (BDNF) released following exercise, resulting in improved brain function.
Just 15 minutes of moderate to vigorous aerobic exercise releases BDNF, a brain protein which is known to support the formation of new neurons and new synapses (connections between brain cells), and maintains the health of existing neurons. This is the first study to show that for unfit people, just 12 weeks of consistent training can boost the brain’s response to a single 15-minute workout.
The study, led by Dr Flaminia Ronca (UCL Surgery & Interventional Science, and the Institute of Sport, Exercise and Health), involved 30 participants – 23 male and seven female – taking part in the 12-week programme. To assess fitness levels throughout the programme, participants completed VO2max tests every six weeks, which measures the maximum rate of oxygen your body can consume and use during intense exercise.
BDNF levels were measured pre- and post-VO2max testing, alongside a series of cognitive and memory tests, while also measuring changes in brain activity in the prefrontal cortex – where executive functions such as decision-making, emotion regulation, attention and impulsivity are controlled.
By the final week of the trial, results showed that baseline levels of BDNF did not change, but participants did show a larger spike of BDNF following intense exercise, compared to how their brains responded to intense exercise before the 12-week programme. This was linked to improvements in VO2max (aerobic fitness).
Higher overall BDNF levels and stronger exercise-induced increases were also associated with changes in activity across key areas of the prefrontal cortex during attention and inhibition tasks, though not during memory tasks.
Overall, the results showed that increasing physical fitness can enhance the brain’s ability to produce BDNF in response to acute bouts of exercise, which can have a strong positive influence on neural activity.
Lead author Dr Flaminia Ronca said: “We’ve known for a while that exercise is good for our brain, but the mechanisms through which this occurs are still being disentangled. The most exciting finding from our study is that if we become fitter, our brains benefit even more from a single session of exercise, and this can change in only six weeks.”
Notes to editors:
For more information or to speak to the researchers involved, please contact: Tom Cramp, UCL Media Relations , T: +447586 711698, E: [email protected]
The research paper: ‘BDNF relates to prefrontal cortex activity in the context of physical exercise’, Flaminia Ronca, Cian Xu, Ellen Kong, Dennis Chan, Antonia Hamilton, Giampietro Schiavo, Ilias Tachtsidis, Paola Pinti, Benjamin Tari, Tom Gurney, Paul W. Burgess, is published in Brain Research, March 2026,
About UCL (University College London)
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Journal
Brain Research
DOI
10.1016/j.brainres.2026.150253
Method of Research
Experimental study
Subject of Research
People
Article Title
BDNF relates to prefrontal cortex activity in the context of physical exercise
Article Publication Date
4-Mar-2026
Media Contact
Tom Cramp
University College London
[email protected]
Journal
Brain Research
DOI
10.1016/j.brainres.2026.150253
Journal
Brain Research
DOI
10.1016/j.brainres.2026.150253
Method of Research
Experimental study
Subject of Research
People
Article Title
BDNF relates to prefrontal cortex activity in the context of physical exercise
Article Publication Date
4-Mar-2026
Tags
/Health and medicine/Human health/Physical exercise
bu içeriği en az 2000 kelime olacak şekilde ve alt başlıklar ve madde içermiyecek şekilde ünlü bir science magazine için İngilizce olarak yeniden yaz. Teknik açıklamalar içersin ve viral olacak şekilde İngilizce yaz. Haber dışında başka bir şey içermesin. Haber içerisinde en az 12 paragraf ve her bir paragrafta da en az 50 kelime olsun. Cevapta sadece haber olsun. Ayrıca haberi yazdıktan sonra içerikten yararlanarak aşağıdaki başlıkların bilgisi var ise haberin altında doldur. Eğer yoksa bilgisi ilgili kısmı yazma.:
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Keywords
Tags: 12-week cycling training program benefitsbrain plasticity and physical fitnessbrain-derived neurotrophic factor after exerciseeffects of aerobic exercise on BDNFexercise and neuron healthexercise-induced neurogenesisfitness level impact on brain proteinsfitness training for cognitive improvementimproving brain function through fitnessmoderate to vigorous aerobic exercise effectsphysical fitness and brain healthVO2max and brain function correlation
SOLE Fitness announces new additions to its home exercise bike range, with models including built-in screens, resistance systems, and notably, zero monthly subscription fees.
— SOLE Fitness has announced a new range of home exercise bikes aligning with its policy against mandatory monthly subscription fees – addressing a growing concern among cost-conscious fitness enthusiasts.
For more information, visit: https://www.soletreadmills.com/collections/bikes
The announcement comes as subscription fatigue intensifies across the home fitness market – where hidden costs of ongoing memberships have become a significant pain point for buyers. Many consumers now actively seek alternatives that deliver premium features without the financial burden of perpetual fees – and SOLE Fitness offers its range in direct response.
Technical capabilities across the range support the no-subscription experience through innovative design and robust hardware. For instance, SOLE Fitness cites the SB1200 exercise bike as a suitable option for its 10-inch touchscreen – including preloaded entertainment applications.
SOLE’s team notes that this particular model also incorporates 100 levels of adjustable magnetic resistance, offering a broad spectrum of intensity for diverse workout preferences. A 35-pound flywheel contributes to smooth, consistent pedaling motion, while the durable steel frame supports users up to 300 pounds.
Elsewhere in the range, SOLE Fitness offers options across recumbent, upright, and indoor cycling styles to accommodate different fitness goals and space constraints.
The LCR Recumbent Bike is an example of a comfortable seated design with back support, ideal for low-impact cardio sessions, coming with 40 levels of magnetic resistance. The B94 Upright Bike, meanwhile, delivers a traditional bike posture with 20 levels of resistance, suited for users seeking straightforward training without advanced touchscreen features.
Central to the value proposition is the SOLE+ App, which provides zero-cost online fitness classes to customers who own SOLE equipment. The app offers hundreds of home gym video tutorials ranging from basic to advanced routines – standing in contrast to platforms that charge separately for similar content.
As explained by SOLE Fitness, its overall range is engineered for smooth, silent rides through magnetic resistance systems, sturdy steel frames, and precision components that deliver a premium indoor cycling experience. Magnetic resistance eliminates the wear and noise associated with friction pads, while the structural integrity of the frames ensures stability during high-intensity intervals.
“Each treadmill is crafted to provide an unparalleled exercise experience, featuring robust motors, intuitive controls, and cushioned running surfaces for maximum impact absorption,” says a company representative.
Moreover, since the company’s product portfolio is designed to offer entry points at various price levels, customers have readily available access to select models that align with their own budget and training preferences.
Interested parties can browse the full selection at: https://www.soletreadmills.com/
Contact Info:
Name: Inquiries
Email: Send Email
Organization: SOLE Fitness
Address: 56 Exchange Pl., Salt Lake City, UT 84111, United States
Website: https://www.soletreadmills.com/
Release ID: 89185487
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