Applied Sports Science newsletter – December 29, 2020

Applied Sports Science news articles, blog posts and research papers for December 29, 2020

 

You Can’t Be Stopped

YouTube, Nike from

What makes Naomi Osaka, Marcus Rashford, Kevin Durant and others so unstoppable? They all know their why. What’s yours? [video, 1:00]


Berger: I still see myself as an underdog

FIFA.com, Women's Football from

… “When I was younger, I always had an A4 sheet of paper with the German national team on it, and I used to cut out a school photo of myself and stick my face over the face of one of the goalkeepers. That was the first thing I thought of,” she said when describing the moment when she took to the field against the Republic of Ireland.

“I had finally achieved what I had spent years working towards. I was filled with pride and for me, it was the realisation of a childhood dream. I was also very proud for my family who had invested so much in me and accepted the fact that I went to live abroad and that we wouldn’t get to see one another as often. It was the kind of event that you would have wanted to celebrate with your family, but they were with me in spirit and I celebrated it as much as I possibly could in my heart of hearts,” she said in an interview with FIFA.com.


Shiffrin seeks slalom win to end her life-changing year

Associated Press, Eric Willemsen from

The year that has changed Mikaela Shiffrin’s life could get an extraordinary end.

If she doesn’t win Tuesday’s World Cup slalom in Semmering, 2020 would become the first calendar year since her maiden triumph in 2012 without the American standout winning a single race in her strongest discipline.

However, Shiffrin usually does well on the Zauberberg course, winning the floodlit race near the Austrian capital of Vienna the last two times it was held, in 2016 and 2018.

“After nine or 10 years, I have good memories and bad memories at every place. Of course, I’ve had a really good feeling here in the past but it’s a new year and I am in a different position,” Shiffrin said Monday.


Shooting star: Curry makes 105 straight 3s post-practice

Associated Press, Janie McCauley from

Marveling once again, Stephen Curry made 105 straight 3-pointers from the same baseline spot to finish practice Saturday leading into Golden State’s game Sunday game at Chicago.

The Warriors said they captured the final 103 on video at the Bulls’ practice facility. Curry’s shots were counted by his longtime shooting man, assistant Bruce Fraser, and coach Steve Kerr only heard about his shooting star afterward. Curry finally missed, then pumped his arms and yelled in delight.


Paris 2024: UK Sport will invest £352m in British sports for 2024 Olympics and Paralympics

BBC Sport from

UK Sport says it will invest £352m in British sports for the 2024 Olympic and Paralympic Games in Paris.

The funding will be split across 43 Olympic and Paralympic sports and represents an increase on the £345m allocated for the Tokyo Games.

New additions climbing, skateboarding and surfing have all been funded.


Military precision: the never-ending battle to get a good night’s sleep

Stuff.co.nz (New Zealand), Eugene Bingham from

There’s a confronting question Captain Dave Edgar asks audiences, both civilian and military, about their nighttime activities.

“Right,” he’ll ask the room, “who sleeps poorly here, or who would like to enhance their sleep?”

Inevitably, he says, 95 per cent of people will put their hands up.

And then he’ll say: “What if I said there’s a device that you could wear that would give you graphs about the quality of your sleep, the quantity of your sleep, give you tips on how to sleep better … but it’s going to cost you around $600 to $800. Who would be prepared to buy it?”


Elite soccer players help define normal heart measures in competitive athletes

Massachusetts General Hospital, News from

To provide medical guidance guidance, investigators conducted a study to determine normal heart scan results in elite female and male soccer players

When evaluating athletes, it’s important for physicians to differentiate between normal exercise-induced cardiovascular adaptations and abnormal responses that are detrimental to health


How to Take Control of Your Injury Recovery

Podium Runner, Richard A. Lovett from

Unless you’ve been extraordinarily fortunate, you know what it’s like to suffer through an injury layoff. Not only can you no longer race, but you can’t train. Sometimes, you can’t even get out for an easy jog…and, if you can, you can still feel your hard-won fitness slipping away.

A case in point is Corinna Jackson. Last May, despite COVID quarantine, she ran two successive 5K PRs in time trials. She was on top of the world. Two months later, having switched out of competitive training into distance and relatively light speed work, she found herself with a sore knee.

At first it seemed minor — a few days off, and she’d be fine. But it just wouldn’t abate. Ultimately, she also had to give up cross-training, because bicycling was aggravating it, and pools were shut down due to COVID. She even had to drop non-essential walking and limit the use of the stairs in her own home. And still it wouldn’t heal, even as weeks mounted to months.

“When it happened, it took a while to process,” she says.


RunEASI wearable enables runners to train and rehabilitate more efficiently

KU Leuven (Belgium), News from

Being able to exercise without pain or injury: it’s every athlete’s dream as well as the goal of RunEASI, a new spin-off of KU Leuven. RunEASI’s wearable measures the impact experienced by runners and provides scientific feedback that can help them avoid and recover from injuries. The spin-off is supported by the Gemma Frisius Fund and the Freshmen investment fund.


‘We’ve done something crazy’: the football boots designed for women

The Guardian, Suzanne Wrack from

From narrow heels to changed studs, Ida Sports’ boot designed for women’s feet treads where major brands have not gone


Liquid bandage detects tissue oxygenation without the drawbacks of wired oximeters

Massachusetts General Hospital, News from

Researchers have validated the practicality and accuracy of an oxygen-sensing liquid bandage that measures the concentration of oxygen in transplanted tissue

Researchers evaluated a paint-on bandage made with phosphorescent materials to a wired tissue oximeter in women undergoing breast reconstruction surgery after cancer


Satellite-Based Sensor for Environmental Heat-Stress Sweat Creatinine Monitoring: The Remote Artificial Intelligence-Assisted Epidermal Wearable Sensing for Health Evaluation

ACS Biomaterials Science and Engineering journal from

Wearable human sweat sensors have offered a great prospect in epidermal detection for self-monitoring and health evaluation. These on-body epidermal sensors can be integrated with the Internet of Things (IoT) as augmented diagnostics tools for telehealth applications, especially for noninvasive health monitoring without using blood contents. One of many great benefits in utilizing sweat as biofluid is the capability of instantaneously continuous diagnosis during normal day-to-day activities. Here, we revealed a textile-based sweat sensor selective for perspired creatinine that is prepared by coating poly(vinyl alcohol) (PVA)-Cu2+-poly(3,4-ethylenedioxythiophene) polystyrenesulfonate (PEDOT:PSS) and cuprous oxide nanoparticles on stretchable nylon, is equipped with heart rate monitoring and a satellite-communication device to locate wearers, and incorporates machine learning to predict the levels of environmental heat stress. Electrochemical impedance spectroscopy (EIS) was used to investigate different charge-transfer resistances of PVA and PEDOT:PSS with cuprous and cuprite ions induced by single-chain and ionic cross-linking. Furthermore, density function theory (DFT) studies predicted the catalytic binding of sweat creatinine with the sensing materials that occurred at thiophene rings. The hybrid sensor successfully achieved 96.3% selectivity efficacy toward the determination of creatinine contents from 0.4 to 960 uM in the presence of interfering species of glucose, urea, uric acid, and NaCl as well as retained 92.1% selectivity efficacy in the existence of unspecified human sweat interference. Ultimately, the hand-grip portable device can offer the great benefit of continuous health monitoring and provide the location of any wearer. This augmented telemedicine sensor may represent the first remote low-cost and artificial-intelligence-based sensing device selective for heat-stress sweat creatinine.


Which NCAA Sports Require the Most Surgeries?

Orthopedics This Week, Tracey Romero from

Women’s gymnastics, men’s football, men’s wrestling, and men’s and women’s basketball are the National Collegiate Athletic Association sports with the highest risk of surgery, according to a Mount Sinai study.

Anterior cruciate ligament (ACL) tears were the types of injury that had the highest surgery incidence rate per 100,000 athletic exposures (AES) for all sports combined (7.95; 95% CI = 7.5 to 8.5), the researchers said. ACL tears also represented the injuries with the lowest rate of return to sport.


Football: ‘The wall’ can make it harder to save free kicks – new research

The Conversation; Joost C. Dessing, Cathy Craig, Theofilos Valkanidis from

In football, free kicks occur when the referee believes a rule has been broken. If central enough and within 30 metres from the goal, the attacking team typically attempts a direct shot on goal. However, the goalkeeper routinely places a “wall” of defensive players in between the ball and the goal to complicate the kicker’s task of shooting on target.

While this strategy is often effective, the wall frequently obstructs the goalkeeper’s initial view of the moving ball. Although the negative effects of this obstruction have been assumed by experts, they had not been scientifically quantified until recently.


Sports Insurance Rates Poised to Jump in 2021 After Pandemic Losses

Sportico.com, Brendan Coffey from

As teams and leagues manage the impact of lost ticket sales and reduced media payouts from COVID-19 as well as uncertainty in the year ahead, there’s another problem to add to the pile for 2021: higher insurance premiums for games, often 50% to 100% more, according to executives at NFP, one of the largest insurance brokers in the world.

“We’re calling 2020 the perfect storm, and it’s definitely had a negative effect on the insurance marketplace,” said Marc Blumencranz, managing director of NFP’s sports and entertainment group, which writes policies for more than 100 pro sports teams. “We have carriers looking for substantial rate increases, cutting back on coverages and generally behaving like it’s a seller’s market.”

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