DENVER — Busy Breathers on Tuesday announced the availability of its portable oxygen backpacks on e-commerce sites Drugstore.com and Walgreens.com and in 75 Walgreens locations throughout Colorado.

For decades, receiving oxygen treatments for conditions such as COPD meant being tethered to bulky canisters of compressed oxygen, which limited mobility and independence. An atmosphere of pure oxygen ...

Ymup [JP], a Shizuoka-based company with a bad homepage, has developed a backpack with an integrated oxygen generator powered by batteries. The portable device comes with a remote controller and is – ...