Dr. Alfonso Castro MD

Recommended Articles

• Melatonin Health Benefits and Uses

  What is melatonin?In order to synchronize one's biological clock (wake-sleep cycle), the hormone melatonin has to be discharged. This customary wake-sleep cycle is about 8 hours of sleep for most people and 16 hours of wakefulness. In the United States, melatonin can be given as an over-the-counter...

• Sleep Apnea CPAP Machine: Gel, Cleaner, and Price

  Sleep apnea is a sleep breathing disorder. It is characterized by repetitive pauses in breathing, which may occur several times per hour and may last for 10 seconds. It is usually a chronic condition. It results in poor sleep quality and excessive sleepiness in daytime. The most common type is...

• How Long Should my Child Be Sleeping?

  The amount of sleep a child needs varies depending on the child and the child's age.1-4 weeks oldNewborns usually sleep for 15 to 18 hours per day, but this sleep usually occurs in short periods of two to four hours at a time. The duration of sleep is generally longer for babies who are born...

• Why Sleep Apnea Can Be a Serious Condition

  Sleep apnea affects just about 18 million Americans today. It is a severe medical condition that involves the interruption of regular breathing patterns while you sleep. Sleep apnea is caused by obstruction to the airway and it lowers the levels of oxygen in your blood. Even though you may not be...

• Sleep Apnea's Impact on a Patient's Heart

  Though sleep apnea often causes atrial fibrillation, there is a lack of awareness.Neglecting sleep disorders is easy. They are widely prevalent, and yet poorly diagnosed and an underrated risk factor for many health conditions. Sleep apnea, one of the most common sleep disorders touches 3-7% of the...

• NCIS Star Michael Weatherly Discusses How He Found Out About His Sleep Apnea

  Obstructive sleep apnea affects as many as 22 million Americans, including stars like Michael Weatherly. Although snoring, choking and restless sleep is not high on the list of topics to chat about in interviews, recently, Weatherly, a television actor who is best known for past roles in shows like...