Healthy Nerves

Why do we laugh when tickled?

Whether you are the ticklish type or not, it’s a fact that you will laugh if someone tickles you. But have you ever wondered why tickling evokes uncontrollable giggling even when it’s not remotely funny?

Minerals and your nervous system

Certain minerals, such as iron and iodine, are vital at certain stages of our development to ensure that our brains and nervous systems develop normally. DietDoc explains.

Why do we get pins and needles?

The strange sensation most people call pins and needles is your body’s way of telling you that you need to relieve that compression. Here's why we get pins and needles.

Psychedelic therapy

Notoriously illegal and synonymous with hedonism, LSD and ecstasy started life as aids to psychotherapy. Sam Wong meets the band of psychiatrists who are looking to reclaim them for medicine again.

The Cranial Nerves Song

Keen to learn all about the cranial nerves? The Cranial Nerves song is the perfect way for medical students to remember the 12 cranial nerves.

10 fun facts about the nervous system

The nervous system is probably the most mysterious and complicated system in our body. Yet without it, none of the other systems could function optimally. Here are 10 interesting facts about it.

Diet and your nervous system

The importance of a healthy diet in the maintenance of the brain and nervous system should not be underestimated. Read DietDoc's comments.

The science behind why we itch

A study shows that the sensation of itching is hardwired into the nervous system and can be traced back to a small molecule released in the spinal cord.

Vitamin B12 deficiency: signs and symptoms

If you have symptoms of weakness, constant tiredness, yellow skin, trouble thinking and tingling or numbness in your feet, hands or legs you may be deficient in vitamin B12,

How B vitamins could boost your memory

Finding both your short-term and long-term memory is not what it used to be? Taking vitamin B12 and folic acid every day for two years could help restore it.

Why do some amputees feel phantom limb pain?

Phantom limb pain is commonly experienced in amputees, but why do they feel it? Experts say it's a physical problem arising from the severed nerves that once connected the missing limb.

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Lifestyle »

E-cigarettes: Here are five things to know

E-cigarettes have become hugely popular in the past decade, but a rash of vaping-linked deaths and illnesses in the US is feeding caution about a product that's already banned in some places.

Allergy »

Ditch the itch: Researchers find new drug to fight hives

A new drug works by targeting an immune system antibody called immunoglobulin E, which is responsible for the allergic reaction that causes hives.