Diseases

8 warning signs of Lyme disease and when to see a doctor right away

With about 476,000 Americans treated each year and ER tick-bite visits at multi-year highs, doctors say the earliest days decide how bad it gets.

A brain stimulation device may slow Alzheimer’s cognitive decline by nearly half

A Phase 2 trial suggests personalized brain stimulation could slow Alzheimer's over one year.

8 warning signs of colorectal cancer most people mistake for stomach trouble

The earliest clues are quiet, and most people brush them off for months.

1 in 3 adults has fatty liver disease. Scientists just found it comes in 5 distinct forms

A Mayo Clinic study of more than 4,600 patients redraws the map of the most common chronic liver disease.

Hemoglobin levels by age and sex: what your blood test number means

Below 12 g/dL for women and 13 g/dL for men, the WHO calls it anemia.

8 warning signs of Lyme disease and when to see a doctor right away

With about 476,000 Americans treated each year and ER tick-bite visits at multi-year highs, doctors say the earliest days decide how bad it gets.

A brain stimulation device may slow Alzheimer’s cognitive decline by nearly half

A Phase 2 trial suggests personalized brain stimulation could slow Alzheimer's over one year.

8 warning signs of colorectal cancer most people mistake for stomach trouble

The earliest clues are quiet, and most people brush them off for months.

1 in 3 adults has fatty liver disease. Scientists just found it comes in 5 distinct forms

A Mayo Clinic study of more than 4,600 patients redraws the map of the most common chronic liver disease.

Rising sea temperatures could boost harmful bacteria

New data show that warm seawater can create more favorable conditions for a bacterium that, in rare cases, can cause serious infections.

New sugar patterns may help detect cancer earlier

New research suggests that tiny sugar patterns on human cells could help doctors detect diseases earlier than is currently possible.

Rare parasite spreads as authorities investigate source

A rare parasite is spreading across several regions. Authorities are now investigating the source of the infections as the number of reported cases continues to rise.

New study: Lifestyle changes reduced diabetes risk by 31 percent

A major European study shows that small changes in diet and exercise can have a significant impact on health.

Warning signs of dementia that often go unnoticed

Dementia does not only present as memory problems. The condition can also affect behavior, language, and the ability to manage everyday life.Here is an...

Bryan Johnson reveals diagnosis after extensive medical testing

It took multiple medical examinations before doctors identified the cause of Bryan Johnson's condition.