How good is our sense of smell? The general perception is that human olfactory senses are poor when compared to many other animals like dogs. But now a study says that we can sniff out different odours much more accurately and faster.

Our sense of smell may not be as good as dogs', but we are better than earlier thought, says study

The majority of us dye our greying hair, which is the first few prominent signs of ageing. We can't stop or reverse the natural phenomenon of ageing (the Curious Case of Benjamin Button is a dream, not the real world), but we can definitely work on preventing the signs to some extent.

Why hair turns grey with age? Can we prevent it? This key study has some answers

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Our sense of smell may not be as good as dogs', but we are better than earlier thought, says study

Why hair turns grey with age? Can we prevent it? This key study has some answers