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Physical Exertion

All articles tagged with #physical exertion

health-and-safety2 years ago

"Protect Your Heart: Safety Tips for Snow Shoveling"

Dr. Mike Sevilla warns of the strain of physical exertion in cold weather, advising people to take frequent breaks, dress in layers, and wear a hat to prevent heat loss. He cautions against prolonged exposure to single-digit temperatures and urges extra caution for those using canes or walkers in icy conditions. Additionally, he emphasizes the importance of seeking medical attention for any warning signs of heart issues, as working in the cold can weaken the immune system and exacerbate underlying medical conditions.

via WKBN.com|
#cold-weather#health-and-safety#heart-health
sports2 years ago

Qatar's GP: A Hellish Challenge for F1 Drivers

The Qatar Grand Prix in Formula One pushed drivers to their physical limits due to extreme heat and humidity, with temperatures reaching over 90ºF (32ºC). Many drivers experienced dehydration and exhaustion, with some even vomiting during the race. The high temperatures inside the cockpit made it difficult for drivers to stay cool, and the physical toll was exacerbated by the high-speed nature of the track. Several drivers expressed concerns about racing in such extreme conditions and called for discussions on the matter.

via The Athletic|
#dehydration#extreme-heat#formula-one
health2 years ago

Exercise Boosts Male Sexual Arousal

A study in Germany found that men who performed 3 minutes of physically demanding exercise had more intense reactions to pictures with sexual content compared to a control group. The sympathetic nervous system, which regulates our “fight-or-flight” responses, is activated in times of stress, threat, or arousal. The study provides evidence for enhancement of sexual processing by acute stress exposure in men and suggests differential involvement of parasympathetic versus sympathetic mechanisms. However, the study has limitations, and results in more naturalistic situations and on different age groups might not be the same.

via PsyPost|
#emotional-reactions#health#men
health2 years ago

Unleashing the Power of Dopamine for Effortless Exercise.

A study led by Johns Hopkins Medicine researchers suggests that dopamine, a brain chemical associated with pleasure and motivation, plays a critical role in how people perceive the amount of physical effort required for a task, especially in people with Parkinson’s disease, a condition characterized by dopamine deficiency. The study could potentially pave the way for the development of improved methods to encourage individuals to adopt and maintain exercise routines and lead to new treatments for fatigue linked with depression and a wide range of other conditions, as well as enhance our understanding of Parkinson’s disease.

via SciTechDaily|
#dopamine#exercise#health
neuroscience2 years ago

Physical Tasks Distract Older Adults More Than Younger Adults.

Older adults are more likely to be distracted by irrelevant items while performing physical tasks, compared to younger adults. A new study evaluated the interaction between physical exertion and short-term memory performance in the presence or absence of distractions. Under high physical effort, older adults were less able to ignore distracting information and focus on relevant information, suggesting that age-related cognitive declines may be amplified during simultaneous physical actions. These findings highlight the need for further understanding of the interaction between cognitive and physical actions as we age.

via Neuroscience News|
#aging#cognitive-decline#distractibility