- “Maxxing” trends aim to optimize specific aspects of health, with popular examples including proteinmaxxing, fibermaxxing, sleepmaxxing, and fertilitymaxxing.
- Some “maxxing” trends may encourage healthy habits, but taking them too far or following practices that aren’t backed by evidence may pose health risks.
- Experts recommend focusing on balanced, evidence-based approaches to nutrition, sleep, and fertility rather than trying to “maxx” your health.
“Maxxing” trends have become a popular way to pursue better health on social media.
The term generally refers to the practice of maximizing or optimizing a specific aspect of your health or appearance. While some “maxxing” trends are rooted in healthy habits, others encourage people to take those habits to extremes or try practices that aren’t supported by evidence.
So, can “maxxing” actually improve your health, or could some of these trends do more harm than good?
Here’s what experts want you to know about four popular forms of “maxxing” related to nutrition, sleep, and fertility, including their potential benefits and risks.
Proteinmaxxing and fibermaxxing encourage people to boost their intake of protein and fiber in an effort to improve their health.
Both are essential nutrients, but experts say getting more isn’t always better.
“The goal isn’t to eat the most protein or fiber; it’s to eat the right amount for your unique needs based on your age, gender, physical activity, medical history, labs, etc,” Michelle Routhenstein, preventive cardiology dietitian at Entirely Nourished, told Healthline.
Potential benefits
Routhenstein said that focusing on fiber and protein may encourage people to prioritize nutrient-dense foods that support their cardiometabolic health.
Potential risks
Consuming large amounts of fiber can lead to gas, bloating, constipation, or diarrhea, particularly if you increase your intake too quickly, according to Routhenstein.
When people experience these symptoms, they may believe they “can’t tolerate fiber” and eliminate it from their diet altogether. However, Routhenstein said fiber may simply need to be introduced more gradually and adjusted to suit individual digestive tolerance.
Focusing too heavily on protein can also crowd out other nutrient-rich foods, making it harder to get enough fiber, healthy fats, vitamins, minerals, and carbohydrates.
Very high protein intakes can also increase fluid needs and may contribute to dehydration and constipation if fiber and hydration are inadequate.
“Start slowly, focus on adding protein and fiber one meal at a time, then adjust over time,” Routhenstein told Healthline.
“Sleepmaxxing” involves using a range of products, practices, and routines in an effort to optimize sleep. These can include rigid sleep schedules, blackout curtains, mouth taping, supplements, and wearable sleep trackers.
“The right amount of sleep is the one that leaves you alert and functioning during the day. Chasing a particular number should not be a health goal,” he said.
Potential benefits
Mednick said one potential benefit of sleepmaxxing is that it may encourage people to take their sleep more seriously and focus on improving their overall sleep hygiene.
Potential risks
Some sleepmaxxing practices may be unnecessary or even carry health risks.
Wearable sleep trackers, for example, estimate sleep stages based on movement and pulse rate, and a single night’s deep sleep score may be unreliable.
People who feel well-rested yet receive a poor sleep score can become anxious about their sleep, potentially worsening it. This pattern is known as orthosomnia.
Other practices can pose more serious risks. Mouth taping, for example, can be unsafe for people with undiagnosed sleep apnea or nasal obstruction.
“The bigger problem is that sleepmaxxing treats insomnia and sleep apnea as superficial problems to be solved with an app,” said Mednick.
“Loud snoring, witnessed pauses in breathing, daytime sleepiness, or ongoing trouble sleeping need medical evaluation, not another gadget.”
“Fertilitymaxxing,” also called “spermmaxxing,” is a trend focused on improving male fertility and reproductive health.
Some of the practices promoted as part of the trend include eating raw garlic, giving the testicles ice baths, and testicle tanning. However, experts say these approaches may be ineffective or, in some cases, potentially harmful.
Philip Werthman, MD, board certified urologist, men’s health specialist, and director of the Center for Male Reproductive Medicine and Vasectomy Reversal in Los Angeles, CA, told Healthline that the trend presents an opportunity to redirect the conversation from gimmicks toward evidence-based strategies that may actually improve fertility.
Potential benefits
One potential benefit of fertilitymaxxing is that it may encourage men to pay closer attention to their reproductive health.
“What concerns me more is why these trends are gaining traction. Male fertility has historically been overlooked in mainstream medicine, leaving a gap that social media has stepped in to fill,” Werthman told Healthline.
“When men don’t feel seen or educated within healthcare, they turn to influencers for answers. That’s a failure on our part as a medical community.”
“If we reframe ‘fertilitymaxing’ around science instead of social media trends, it becomes a powerful concept,” Werthman added.
“Male fertility is not fixed, and it’s not something to ignore until there’s a problem. It’s a dynamic reflection of overall health and one that men have far more control over than they realize.”
Potential risks
Some fertilitymaxxing practices promoted on social media aren’t supported by evidence. Eating raw garlic or giving your testicles ice baths, for example, will not meaningfully improve fertility, according to Werthman.
Other practices may carry health risks. Testicle tanning may reduce sperm count and could potentially cause other health problems.
Rather than relying on social media hacks, people concerned about their fertility should speak with a healthcare professional about evidence-based ways to support their reproductive health.
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