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High cholesterol levels. Computer artwork balls of cholesterol in a blood vessel. Cholesterol is a lipid, a fat-like substance. High blood levels of LDL (low-density lipoprotein) cholesterol compared to HDL (high-density lipoprotein) cholesterol are thought to raise the risk of atherosclerosis, the build-up of fatty deposits on artery walls. This is a major cause of heart attack and stroke.

Health

Fat levels in blood predict risk of type 2 diabetes and heart disease

Measuring the levels of 184 fat molecules in the blood could improve how we assess people’s risk of developing diabetes and cardiovascular disease

News

Amyloid plaques

Health

Cell studies suggest a way sleep loss may be linked to Alzheimer’s

News

Ultrasound can control genetically altered brain cells in mice

Health

Ultrasound can control genetically altered brain cells in mice

News

Three kookaburras sitting on steel post with rainbow in the background

Life

1 in 3 birds tested at an Australian animal hospital have chlamydia

News

Corona virus, illustration.

Health

How much more contagious could the coronavirus get?

News

This is a medical illustration of drug-resistant, Shigella sp. bacteria, presented in the Centers for Disease Control and Prevention (CDC) publication entitled, Antibiotic Resistance Threats in the United States, 2019 (AR Threats Report)

Health

Antibiotic resistance killed more people than malaria or AIDS in 2019

News

Blood clot, 3d illustration. Inset: Miniature helical robot

Technology

Corkscrew-shaped robot swims through blood vessels to clear blockages

News

FILE -- Henry Magendantz, a participant in the Aduhelm clinical trial, finishes receiving an infusion of the drug at Butler Hospital in Providence, R.I., May 27, 2021. Two months before the Food and Drug Administration's deadline to decide whether to approve Biogen's controversial Alzheimer's drug aducanumab, a council of senior agency officials resoundingly agreed that there wasn't enough evidence it worked. (Kayana Szymczak/The New York Times) / Redux / eyevine Please agree fees before use. SPECIAL RATES MAY APPLY. For further information please contact eyevine tel: +44 (0) 20 8709 8709 e-mail: info@eyevine.com www.eyevine.com

Health

2022 preview: Expect a row over controversial Alzheimer's drug

News

Human heart, 3D coloured computed tomography (CT) scan. This is an oblique side view. The heart is a hollow muscular organ that receives and pumps blood from and around the body through the veins and arteries that branch out from its four internal chambers. The external surface of the heart includes the coronary arteries and veins that supply blood to the heart muscle. This scan includes parts of the heart's major veins and arteries, with the aorta running down right.

Health

Rare mutation in Old Order Amish people linked to lower heart disease

News

Blacklegged tick (Ixodes pacificus) on a leaf, carrier of the Lyme disease, 2005.

Health

mRNA vaccine against tick bites could help prevent Lyme disease

An mRNA vaccine that causes a red, itchy skin rash in response to bites by ticks may allow them to be removed before they transmit Lyme disease-causing bacteria

News

Health

Some genes in the brain may make 100 different proteins

News

Health

Why Alzheimer’s is not a single disease – and why that matters

Features

Mind

Treating Alzheimer's as having many causes may help us beat it

Leader

Health

Skin patch coated in covid-19 vaccine may work better than injections

News