A doctor has shared the symptoms of a vitamin deficiency that could lead to "memory issues, confusion, or cognitive changes" ...

Raynaud's disease, Doctor O'Donovan explained, happens when smaller arteries narrow in response to cold weather or stress, limiting blood flow to certain areas. As a result, sections of your fingers ...

That turns those fingertips and toes white and then blue. It also makes them feel numb and can be prickly or painful. This can happen when it’s not even particularly cold, hence the ...