Atrial Fibrillation Overview. Atrial fibrillation is an irregular heartbeat that increases the risk of stroke and heart disease. Signs include dizziness, weakness, and fatigue. Treatment involves medication and lifestyle changes, and sometimes procedures such as cardioversion, ablation, pacemakers, or surgery.
Amy Shark. Amy Shark is a singer-songwriter and producer reigning from the Gold Coast of Queensland, Australia. She crafts enveloping, emotional and deeply relatable indie pop that first garnered attention after her pop award recognition in the Queensland Mic Awards.
It is thought the sound will scare off sharks including great white, bull, tiger, hammerhead, blacktip, lemon, nurse, sand and Caribbean reef. Brian Wynne, 52, from Long Island, New York, is raising funds for his SharkStopper on crowd funding site Kickstarter, has spent 10 years developing the product.