Health

Running in the summer? Follow these tips to avoid dehydration

Running season is here, and athletes of all levels need to watch their water intake. Dehydration, a risk that increases in warmer weather, can reduce mental activity and physical coordination, as well as contribute to fatigue, ...

Health

STDs: A serious health threat at every age

(HealthDay)—If you're back on the dating scene after being in a monogamous relationship, know that STDs, or sexually transmitted diseases, aren't just a concern for teens and people in their 20s. STD rates are rising in ...

Alzheimer's disease & dementia

Decreased deep sleep linked to early signs of Alzheimer's disease

Poor sleep is a hallmark of Alzheimer's disease. People with the disease tend to wake up tired, and their nights become even less refreshing as memory loss and other symptoms worsen. But how and why restless nights are linked ...

Diseases, Conditions, Syndromes

No Ebola case in Sweden: officials

A patient in Sweden who was admitted to hospital with a suspected case of Ebola, was found not to be suffering from the highly infectious and potentially fatal disease, health care officials said Friday.

Neuroscience

The most important hair on your head is on the inside

Cells along the brain's cavities are equipped with tiny hair-like protrusions called cilia. Cilia are still poorly understood, but we know a few things about what can happen if they are not doing their job.

Health

Does caffeine cause dehydration?

For a long time people have been told that caffeine is a diuretic. For some, this translates into advice to avoid or remove caffeinated beverages from the diet of people at risk of dehydration, or during periods of extreme ...

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