Mouthwash can mess with your workout, a new study says

(Jay Polish/ Bustle) — You might already know that your blood pressure tends to get lower after you work out, and this is generally a good thing. As you’re strengthening your heart and getting your … Read More

Children who sleep less may age faster at a cellular level
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(New Scientist) — A lack of sleep doesn’t just turn children into a grumpy handful, it may also accelerate their cellular ageing – a process that could have long-term health effects.

Telomeres – the caps at the ends of our chromosomes – get shorter every time our cells divide, and when they get too short, it is thought that cells are no longer  …

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Sperm counts down 50% in last 40 years: study
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(The Guardian) — Sperm counts among men have more than halved in the last 40 years, research suggests, although the drivers behind the decline remain unclear.

The latest findings reveal that between 1973 and 2011, the concentration of sperm in the ejaculate of men in western countries has fallen by an average of 1.4% a year, leading to  …

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Scientists find new way to attack antibiotic-resistant lung infections
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(CBC News) — Canadian scientists have discovered a possible way to break through the defences of some antibiotic-resistant respiratory infections.

It’s hoped that the findings could someday benefit people with cystic fibrosis and other chronic lung diseases who are at greater risk of infections.

The research looked at biofilms  …

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Why we’re more bacteria than human
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(CNN) — You’ve probably heard that expression “you are what you eat.”

There’s a lot more truth to it than you may think, due to the 100 trillion microbes that make up your microbiome: a combination of fungi, bacteria and viruses that resides in your gut, primarily in the large intestine.

Researchers estimate  …

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Can intense workouts lead to a life-threatening condition?
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(CNN)— When Christopher Michael Everett went to his first SoulCycle class, he gave it his all. He sat in the front of the class, cranked the resistance on his bike and started pedalling.

Within the first five to 10 minutes, his thighs began to hurt and feel abnormal. But he powered through the pain and stuck it out until the end of the class.  …

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Estrogen levels linked to depression risk in women: study
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(Reader’s Digest) — If you find yourself feeling blue during menopause, there may be a really good reason why.

Hormones can trigger a roller coaster of emotions in women. From the severe mood swings of premenstrual dysphoric disorder (PMDD) to an PMS-driven increase in anxiety, hormones can wreak havoc on a woman’s emotional   …

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Doc Google isn’t always the best choice
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(NPR) — It’s not just anxious parents-to-be that are Googling health-related questions. People have been turning to the Internet for medical answers for years, and misinformation is nothing new.

“I would say on any given day, it’s probably at least 50 percent of patients who say something about the Internet,”  …

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Not all plant-based diets are created equal
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(CBS News) — For years, the mantra has been that eating lots of fruits, vegetables and grains will ward off heart disease, but a new study suggests that choosing the wrong ones may backfire.

The study, of over 200,000 U.S. health professionals, found those who ate plenty of healthy plant foods — such as vegetables, beans and whole grains  …

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The battle over Essure
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Some people see a breakthrough in female contraception. Others see a dangerous medical device.

(Washington Post) — One night in April 2015, Keisha Carney tried to go to bed in spite of a bad toothache, which turned into an even worse headache — the kind that doesn’t let you sleep. “I couldn’t stand still. I was up walking around,” she says.  …

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