cardiovascular

Skin signs warn of heart disease

Skin signs warn of heart disease

VnExpress
Blue or purple skin discoloration often indicates blocked blood vessels, while lumps on fingers or toes may signal a risk of heart infection.
Why cold weather easily increases blood pressure?

Why cold weather easily increases blood pressure?

VnExpress
Falling temperatures can cause erratic blood vessel constriction, leading the body to retain salt and water, which results in a more pronounced blood pressure increase, especially in older adults and those with pre-existing conditions.