Tag: Training

Did you know that a loose heart rate monitor can cause wildly inaccurate data, reporting your heart rate as over 200 bpm during a gentle jog? Getting the right fit for your heart rate strap is a simple yet critical step for reliable performance and a comfortable workout.

According to a 2025 review in *Scientific Reports*, the dominant limb is, on average, about 11.6% stronger than the non-dominant limb, confirming a long-held suspicion. So, is your dominant arm usually stronger? The answer, for most people, is a resounding yes, though the reasons are more complex than simple day-to-day use.

While often viewed as an enemy, inflammation is not inherently bad for muscle recovery. The body's immune response to exercise-induced stress is a complex process, involving different stages of inflammation that are essential for rebuilding muscle fibers and promoting growth.

While the title "doctor" can be applied to many highly-educated professionals, its meaning can differ depending on the field. A key distinction in eye care is understanding the role of an optometrist and the question: **Is an OD considered a doctor?** The answer is yes, though their specific training and responsibilities differ from those of a medical doctor.

Multiple studies show that, on average, males possess greater absolute strength and muscle mass than females. However, the question of which gender is usually stronger reveals a complex interplay of biological factors beyond simple force output, particularly when comparing strength relative to body size or muscle tissue.

The world record for holding one's breath using pure oxygen is an astounding 29 minutes and 3 seconds, set in June 2025 by Vitomir Maričić of Croatia. This incredible feat puts into perspective the question: How long is it impressive to hold your breath, for the average person and for trained athletes?

According to a study published in the *Journal of Sport and Health Science*, exercising while sick with a fever can impair immune function and increase the risk of complications. This is just one of the many factors to consider when asking **should I exercise when I don't feel well?** Making the right call protects your health and helps you recover faster.

Research has indicated that people with greater grip strength are often healthier and enjoy a better quality of life in their later years. However, when it comes to the common question, **does hand size determine strength**, the answer is more nuanced than a simple yes or no.

According to the Mayo Clinic, exercise releases endorphins, the brain's natural feel-good neurotransmitters, which can elevate mood and reduce stress. This neurochemical boost, combined with visible muscular swelling, is a core reason **why a pump feels so good**—it's your body’s rewarding signal that you are working with purpose and making progress.