Nature and Fitness

Study finds excessive phone, screen use tied to manic symptoms for one group

Murdoch Children’s Research Institute seeks new pediatric heart disease treatments

Push-ups by age: Here’s how many you should be able to do

Measles protection, ditching alcohol — and a sleep surprise

Measles cases climb in Texas as outbreaks appear across the northeast

Bird flu leads to pet food recalls

Experts push vaccines as measles outbreak hits multiple states

Red light therapy for skin: dermatologists reveal benefits and expert tips

Measles cases continue to spread in multiple states following child’s death

Brewing tea removes harmful toxins from water, study finds