Here’s a breakdown of how the U.S. food pyramid has changed , based on the newly released 2025–2030 Dietary Guidelines for Americans (1/7/2026). These updates represent the biggest shift in federal nutrition advice in decades, and the pyramid itself has been completely inverted . What does this mean? It means that a solid discussion with your health care provider is in order. Your doctor or dietician can explain what these changes mean for you, especially if the pyramid is s

Even though the actual  oxygen fraction in air stays 20.9% , the effective  oxygen available to your body decreases with altitude because air pressure drops. Refer to the chart and recommendations. Talk about this with your health care professional before you start an exercise program or plan to exercise in a new location. 🌬️ Oxygen Concentration by Altitude Oxygen tables from Higher Peak and FlyMall: Altitude (ft) Effective Oxygen % 0 ft 20.9% 1,000 ft 20.1% 2,000 ft 19.4%

Here’s a clear, grounded explanation of what a VO₂ test is and why it’s widely considered the gold standard  for measuring aerobic fitness. 🌬️ What a VO₂ Test Measures A VO₂ max test  measures the maximum amount of oxygen your body can use during intense exercise . It’s expressed in milliliters of oxygen per kilogram of body weight per minute (ml/kg/min). During the test: You wear a mouthpiece connected to a metabolic cart  that analyzes the oxygen you inhale and the carbon

Anyone that follows this site is here for a reason. You are interested in Tai Chi, a healthy diet, nature, yoga, or travel. Perhaps you want to learn more about the commonalities between different world religions . Many pages and blog posts on this site recommend that each person, in their best interest, should consult with a health care professional before starting an exercise program or making a change to their diet. That advice still holds because this blogger is no

Walking offers powerful health benefits with minimal effort—it boosts heart health, strengthens muscles, improves mood, and helps manage weight and chronic conditions. Show this page to your health care provider. Ask how this applies to you, if there is anything he/she does not agree with (or has additional recommendations) and if you don't currently exercise, what is the safest way to start an exercise routine, FOR YOU. The BCBZ blogger is not a healthcare professional and

Tai Chi Silver Sneakers Edition This official video, available for free on YouTube (it's 4 years old at least) is a good introduction for seniors interested in improving their balance and following a short (less than 15 minutes) routine daily. Commercials are for the benefit of and inserted by the poster on YouTube and in no way affiliated with this blogger. This is a very easy and relaxing introduction to Tai Chi/Balance inspired exercise!

Read: Article in PhilaPlace : Forget Walking and Running. Harvard's Best Activity to Stay Fit After 60. https://www.philaplace.org/lifest...

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