What Happens to Your Body After a Marathon?

Running a marathon certainly impacts how your body feels. But what actually happens internally? During a race, the body goes into overdrive, uses up energy stores, breaks down muscle, and loses fluid and electrolytes. And afterward, the body needs to recover from that damage. Measuring blood biomarkers post-race can provide you with real data on your recovery status and explanations for how you feel physically after an intense event. This article outlines what to expect from your body and your ...

Sauna Bathing's Impacts on Heart Health and Longevity

Sauna bathing has been used for centuries as a means of relaxation, but it’s becoming increasingly popular in the modern age among biohackers, athletes, and everyday men and women. Evidence suggests that the effects of sauna bathing go beyond relaxation, and instead may also improve cardiovascular function, reduce inflammation, and lower cholesterol. But how often do you need to use a sauna to reap these benefits? What temperature is considered optimal? Is sauna bathing safe for everyone? We’ll ...

Are Artificial Sweeteners Bad for You? Their Role in Weight Loss, Appetite, and the Gut Microbiome

The first artificial sweetener was developed in 1879, and despite being some of the most scientifically studied food substances on the market, their use remains controversial. [1] "Diet," reduced sugar, and sugar-free foods and beverages manage to maintain sweetness with the help of sugar substitutes like artificial sweeteners. Artificial sweeteners don’t raise blood glucose (also called blood sugar) levels and have been promoted as a way to reduce excess sugar intake and better manage chronic ...

Sore Muscles from Exercise? Here's What Helps—And What Doesn't

After intense exercise, it's tempting to reduce muscle pain by whatever means necessary to stay on a training regimen or routine. But common pain-relieving practices like taking ibuprofen or using ice may not be best post-workout. Instead, research shows that supplements like fish oil, collagen, and curcumin, along with active recovery methods, are more efficacious in alleviating muscle tenderness. Here’s how. 

A Comprehensive Review of the Habits that Affect Gut Health

Your body is your home. It’s also home to trillions of other living organisms. Trillions of microbes that is. And the composition of this microscopic community can have major implications on your wellness and performance. Fortunately, there are multiple steps you can take to support gut health and reap related benefits. Numerous habits, from meal timing, to sleep habits, to antioxidant consumption, can influence the makeup of your microbiome and its relationship with the rest of your body.

The Impact of LDL Cholesterol Particle Size and ApoB on Heart Health

According to the Centers for Disease Control and Prevention (CDC), an estimated 80% of cardiovascular disease—which includes heart disease and stroke—are preventable.[1] As such, InsideTracker has always measured key blood biomarkers associated with heart health, like various cholesterol particles. But since the research is always being updated, we're always looking to do the same to our system and the biomarkers we test. So, we sought out to evaluate two components of cholesterol particles ...

Is Cheese Bad for You? The Evidence Says No—with Some Exceptions

Cheese’s standing as a component of a healthy diet has long been debated. And it’s true that some animal products promote disease, but is cheese bad for you? Perhaps not—evidence shows that cheese doesn’t deserve to be treated the same as meat or milk. Cheese is a good source of protein and calcium, and research largely doesn’t support the theory that cheese contributes to chronic disease.
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