Top headlines

Older dads' sperm isn't what it used to be

Investigators found that men aged 45 and older can have decreased fertility, which can lead to increased risk for pregnancy complications in their partners.

See all the latest news »

Check your health

Find out: is it a cold, sinusitis or flu?

Do this quick test to indicate whether you might have the common cold, the flu or a form of sinusitis. Please note that this is only a rough guide to point you into the right direction.

Learn about medical conditions


Ask an expert

Over 350 000 answered questions